Discover our exquisite selection of blue gemstone jewellery. Find the perfect gift or treat for you from our luxurious blue sapphire, topaz and aquamarine pieces.
Showing 525 products
Item Ref: NIUT98-72UY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo ruby engagement ring with a diamond shank, featuring a 2.00ct round cut sapphire main stone and 0.50ct of lab-grown diamonds, set in the finest 18k white gold. From above, this timeless design appears to...
From £52.79 per month
Item Ref: NIUT91-33UA
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo engagement ring with a plain shank, featuring a classic 2.00ct round cut sapphire and 0.11ct of lab-grown diamonds, set in the finest 18k yellow gold. From above, this timeless design appears to be a...
From £52.79 per month
Item Ref: NIUT90-32UY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo engagement ring with a plain shank, featuring a 2.00ct oval cut sapphire and 0.10ct of lab-grown diamonds, set in the finest 18k white gold. From above, this design appears to be a plain solitaire...
From £52.45 per month
Item Ref: P3408Y
AVAILABILITY: Out of Stock
PRODUCT TYPE: Earrings
VENDOR: The Diamond Store
These breathtaking sapphire and diamond drop earrings blend contemporary design with classic luxury. With sparkling diamonds encircling vivid blue sapphires, they look and feel beautiful on, highlighting the face. With 18K white gold, this is a perfect gift for any...
From £45.72 per month
Item Ref: NDUT71-DF72S
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Diana ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a platinum setting, catching the eye with its unrivalled brilliance....
From £35.29 per month
Item Ref: E4619.I.5
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A special Diamond Ring in 9K Yellow Gold. Claw setting. 0.25CT of Premium Quality diamonds. Free UK delivery and a 5 year guarantee.
From £15.44 per month
Item Ref: HG42-422UXUS.F.0
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A wonderful Blue Sapphire Ring in Platinum. Tension setting. 1.00CT of G/VS quality diamonds. Free UK delivery and a 5 year guarantee.
From £63.89 per month
Item Ref: HG31-422UXUY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
The sparkle of the 1.00CT of G/VS Quality Diamonds in this eternity ring sets the stunning regal blue sapphires off to perfection. The 1.30CT of sapphires and the diamonds are set next to each other to create a beautiful contrast...
From £87.78 per month
Item Ref: HG20-422UXUS.F.0
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A gorgeous Blue Sapphire Ring in Platinum. Claw setting. 1.00CT of G/VS quality diamonds. Free UK delivery and a 5 year guarantee.
From £59.18 per month
Item Ref: FT32-VF.F.5
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
The precious tanzanite from Africa and the high quality diamonds in this ring make it a breathtaking piece of jewellery, worthy of any big occasion. Sparkling with unrivalled brilliance, it's finished with the finest 18K white gold.
From £36.98 per month
Item Ref: NIUT97-72UA
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo ruby engagement ring with a diamond shank, featuring a 2.00ct oval cut sapphire main stone and 0.50ct of lab-grown diamonds, set in the finest 18k yellow gold. From above, this design appears to be...
From £52.79 per month
Item Ref: FG39-DVY
AVAILABILITY: Out of Stock
PRODUCT TYPE: Earrings
VENDOR: The Diamond Store
Show her just how deep your love is with these stunning blue topaz halo earrings. The classic diamonds creating a halo circling the topaz, further dramatises the unique sparkle and glamour of the piece. The 18K white gold setting really...
From £60.39 per month
Item Ref: ANDH4681U
AVAILABILITY: In stock (12 items)
PRODUCT TYPE: Earrings
VENDOR: The Diamond Store
A warmer interpretation of a modern classic, the Stellato hoop earrings combine rich blue sapphires with lab-grown diamonds, set against gold vermeil for a soft, luminous finish. The slim 19mm profile and refined claw setting keep the design minimal and...
Pay in 3 interest-free
Item Ref: NDUT89-DF322A
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Dalia ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a yellow gold setting, catching the eye with its unrivalled...
From £60.53 per month
Item Ref: NDUT71-DF322S
AVAILABILITY: Out of Stock
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Diana ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a platinum setting, catching the eye with its unrivalled brilliance....
From £43.03 per month
Item Ref: NDFR21-DF322A
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Necklaces
VENDOR: The Diamond Store
This exquisite Ella pendant is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a yellow gold setting, catching the eye with its unrivalled...
From £48.75 per month
Item Ref: A3096.M.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A brilliant Diamond Ring in 9K White Gold. Claw setting. 0.14CT of Premium Quality diamonds. Gem size is BT 6x4mm. Free UK delivery and a 5 year guarantee.
Pay in 3 interest-free
Item Ref: FT93-UY.F.5
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
The elegant design of this dainty, ultra-luxurious sapphire ring makes it a perfect gift choice. The brilliant blue centre sapphire is mounted in 18K white gold. Framed with beautiful milgrain work and dazzling white H/Si quality diamonds, it looks and...
From £20.69 per month
Item Ref: FT66.J.5
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
Guaranteed to impress, this exquisite sapphire ring would make an exceptional gift to mark a special occasion. The astounding bright blue central sapphire stone features 1.55CT of round cut brilliant blue sapphires which are claw set and beautifully bordered by...
From £78.36 per month
Item Ref: NID4228-UU
AVAILABILITY: In stock (22 items)
PRODUCT TYPE: Necklaces
VENDOR: The Diamond Store
Discover our Alegria Lab Sapphire Pendant 1.00ct in Silver, featuring 0.13ct of lab-grown diamonds and 1.00ct of lab-grown sapphires. This pendant showcases a beautifully crafted clover-shaped centrepiece, symbolising love and luck, and adorned with radiant lab-grown gemstones. The micro-set design...
Pay in 3 interest-free
Item Ref: N4569
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
Brilliant blue sapphires and sparkling lab diamonds create a stunning contrast of colour and light in this Alegria ring. It looks beautiful on the finger, a luxurious statement of style. Presented in 9K yellow gold that feels sumptuous on the...
From £26.08 per month
Item Ref: ND1MFET27-U
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This halo ring centres a 2.30ct oval-cut sapphire, surrounded by 1.00ct of lab-grown diamonds for added brilliance and contrast. Set in 9K yellow gold, the sapphire’s deep, regal blue contrasts beautifully with the warm metal, giving the design a timeless...
From £62.88 per month
Item Ref: ND1MFET23-U
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This 3-stone trilogy ring features a 0.80ct oval sapphire at the centre, paired with 0.50ct of lab-grown diamonds for a bright and balanced look. Set in 9K yellow gold, the sapphire’s rich blue hue stands out beautifully against the warm...
From £39.33 per month
Item Ref: NDJ3357Y
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Bracelets
VENDOR: The Diamond Store
Discover our Sapphire and Lab Diamond Halo Bracelet, featuring a total diamond weight of 2.67ct and an impressive gem size of 6.90ct, set in the finest 9k white gold. This special occasion bracelet features bright blue sapphires, surrounded by individual...
From £141.28 per month
Item Ref: E5908.F.0
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This floral gemstone ring is simply ravishing with its contemporary chic design that shows off 1.15CT of round cut blue topaz. Its minimalistic elegance is beautifully offset by the gleaming white gold band polished to perfection. An indulgent treat or...
Pay in 3 interest-free
Item Ref: FET33-V.Q.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A magnificent Diamond Ring in 18K Yellow Gold. Claw setting. 0.18CT of Premium Quality diamonds. Free UK delivery and a 5 year guarantee.
From £17.33 per month
Item Ref: FET20-V.T.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A spectacular Diamond Ring in 18K Yellow Gold. Claw setting. 0.08CT of Premium Quality diamonds. Free UK delivery and a 5 year guarantee.
From £14.43 per month
Item Ref: HG31-322UJUA.L.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
An exceptional Blue Sapphire Ring in 18K Yellow Gold. Channel Set setting. 0.50CT of H/SI quality diamonds. Free UK delivery and a 5 year guarantee.
From £46.94 per month
Item Ref: HG33-422UXUA.M.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A superb Blue Sapphire Ring in 18K Yellow Gold. Channel Set setting. 1.00CT of G/VS quality diamonds. Free UK delivery and a 5 year guarantee.
From £82.6 per month
Item Ref: FG29-UY
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Earrings
VENDOR: The Diamond Store
These spectacular earrings exude glamour and show definite influences from jewellery worn by Hollywood screen sirens in the 1940s and '50s. The classic choice of sapphire and 0.31CT of H/SI Quality Diamonds never goes out of fashion and the 18K...
From £52.45 per month
Item Ref: ND1MFET27-CY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This halo ring centres a 1.70ct oval-cut aquamarine, surrounded by 1.00ct of lab-grown diamonds for maximum brilliance and impact. Crafted in 9K white gold, the aquamarine’s cool blue tone is enhanced by the bright, cool-toned metal, giving the design a...
From £57.84 per month
Item Ref: ND1MFET23-C
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This 3-stone trilogy ring centres a 0.70ct oval aquamarine, paired with 0.50ct of lab-grown diamonds for a bright, balanced look. Set in 9K yellow gold, the cool blue aquamarine contrasts beautifully with the warm band, creating a timeless and meaningful...
From £39.33 per month
Item Ref: NIUT91-33UY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo engagement ring with a plain shank, featuring a 2.00ct classic round cut sapphire and 0.11ct of lab-grown diamonds, set in the finest 18k white gold. From above, this timeless design appears to be a...
From £52.79 per month
Item Ref: NIUT90-32UA
AVAILABILITY: In stock (0 items)
PRODUCT TYPE:
VENDOR: The Diamond Store
Discover our Amora Gem hidden halo engagement ring with a plain shank, featuring a 2.00ct oval cut sapphire and 0.10ct of lab-grown diamonds, set in the finest 18k yellow gold. From above, this design appears to be a plain solitaire...
From £52.45 per month
Item Ref: NDUT79-DF72A
AVAILABILITY: Out of Stock
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Anastasia ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a yellow gold setting, catching the eye with its unrivalled...
From £30.25 per month
Item Ref: FET29-VY.L.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A brilliant Diamond Ring in 18K White Gold. Claw setting. 0.05CT of Premium Quality diamonds. Free UK delivery and a 5 year guarantee.
From £12.62 per month
Item Ref: NIH6228-UU
AVAILABILITY: In stock (5 items)
PRODUCT TYPE: Earrings
VENDOR: The Diamond Store
Discover our Alegria Lab Sapphire Earrings 2.00ct in Silver, featuring 0.38ct of lab-grown diamonds and 2.00ct of lab-grown sapphires. These elegant drop earrings showcase a clover-shaped centrepiece suspended from a micro-set line of diamonds, symbolising love and luck. The vibrant...
From £13.09 per month
Item Ref: ND1MFET27-UY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This halo ring centres a 2.30ct oval-cut sapphire, surrounded by 1.00ct of lab-grown diamonds for added brilliance and contrast. Crafted in 9K white gold, the sapphire’s deep, regal blue is enhanced by the cool-toned metal, creating a refined and striking...
From £62.88 per month
Item Ref: NDUT87-DF72S.N.0
AVAILABILITY: In stock (2 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Aurora ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a platinum setting, catching the eye with its unrivalled brilliance....
From £41.55 per month
Item Ref: NDUT82-DF322S.J.0
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Georgina ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a platinum setting, catching the eye with its unrivalled brilliance....
From £43.03 per month
Item Ref: NDFR21-DF72A
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Necklaces
VENDOR: The Diamond Store
This exquisite Ella pendant is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a yellow gold setting, catching the eye with its unrivalled...
From £37.65 per month
Item Ref: NDUT71-DF72Y
AVAILABILITY: Out of Stock
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Diana ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a white gold setting, catching the eye with its unrivalled...
From £31.8 per month
Item Ref: NIFT10-R36MY
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
A bold take on the cocktail ring, this statement piece features an emerald-cut Paraíba-colour YAG gemstone equivalent to 7.00ct, framed by 1.22ct of sparkling F/VS lab-grown baguette and round cut diamonds, for an Art Deco feel. Crafted in 14K white...
From £84.08 per month
Item Ref: ND1MFET26-U
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This halo ring centres a 1.55ct oval-cut sapphire, surrounded by 0.50ct of lab-grown diamonds for added brilliance and contrast. Set in 9K yellow gold, the sapphire’s deep, regal blue contrasts beautifully with the warm metal, giving the design a timeless...
From £52.45 per month
Item Ref: NDUT85-DF322A.J.5
AVAILABILITY: In stock (1 item)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Beatrice ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a yellow gold setting, catching the eye with its unrivalled...
From £40.21 per month
Item Ref: NDUT56-DF322S
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This exquisite Natalia ring is part of our new Elara Collection that showcases the breathtaking beauty of sustainable coloured lab diamonds. The magnificent blue lab diamond solitaire looks elegant in a platinum setting, catching the eye with its unrivalled brilliance....
From £44.58 per month
Item Ref: NDJ3357
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Bracelets
VENDOR: The Diamond Store
Discover our Sapphire and Lab Diamond Halo Bracelet, featuring a total diamond weight of 2.67ct and an impressive gem size of 6.90ct, set in the finest 9k yellow gold. This special occasion bracelet features bright blue sapphires, surrounded by individual...
From £75.67 per month
Item Ref: ND1MFET23-UY
AVAILABILITY: In stock (0 items)
PRODUCT TYPE: Rings
VENDOR: The Diamond Store
This 3-stone trilogy ring features a 0.80ct oval sapphire at the centre, paired with 0.50ct of lab-grown diamonds for a bright and balanced look. Crafted in 9K white gold, the cool-toned metal enhances the sapphire’s deep blue hue, giving the...
From £39.33 per month
We want you to feel completely confident when you shop with us. That’s why we offer FREE 30-day returns for refunds and 60-day exchanges across the UK and Northern Ireland.
If you’ve ordered a ring smaller than a size J or larger than a size Q, don’t worry — these are custom sizes, but we’re still happy to offer a free exchange or resizing if the fit isn’t quite right.
Changed your mind? No problem — you can cancel your order anytime before it’s been dispatched.
Just reach out to our friendly team via Live Chat, by email at customerservice@thediamondstore.com, or give us a call on 0345 084 1200 (or +44 345 084 1200 if calling from outside the UK). Please have your order number handy to help us assist you as quickly as possible.
Please note that for rings smaller than size J or larger than size Q, the width may vary slightly (up to 10%) due to the crafting process. If you need any adjustments, we’re happy to help.
If your item arrives damaged or defective, we’ll make it right — fast. We’ll either repair or replace it at no cost to you, or provide a refund once it’s been assessed by our head jeweller.
Our standard returns policy is 30 days to return, and 60 days to exchange.
We stand by the quality of our jewellery. That’s why all our pieces come with a 5-year warranty against defects in materials or craftsmanship. Every item is also fully hallmarked according to UK legislation, confirming its authenticity and origin.
Once we’ve received and inspected your returned jewellery, we’ll process your refund right away and email you to confirm. Depending on your bank or payment provider, it may take 3 to 5 working days to show up on your statement.
We’ll always refund you via the same method you used to make your purchase — whether that was credit or debit card, PayPal, Pay4Later Finance, bank transfer, or another option.
To avoid delays, make sure to include the returns label print-out with your parcel. This helps us identify your return quickly.
We’re proud to say that all our diamonds are conflict-free and fully compliant with United Nations regulations. When you buy from us, you’re choosing ethical beauty.
We’re here whenever you need us.
📧 Email us: customerservice@thediamondstore.com or returns@thediamondstore.co.uk
📞 Call us: 0345 084 1200 (UK) or +44 345 084 1200 (International)
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