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NEXT DAY DELIVERY
2.50ct Cushion Cut Blue Topaz Lab Diamond Asteria Ring 9K White Gold
£599£955
From £20/mo
9K White Gold (selected)
Topaz Topaz 0.40ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
2.50ct Cushion Blue Topaz Lab Diamond Halo Asteria Ring 9K White Gold
£869£1,389
From £29/mo
Topaz Topaz 0.35ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
2.50ct Cushion Cut Blue Topaz Diamond Asteria Ring in 18K White Gold
£2,169£3,609
From £72/mo
18K White Gold (selected)
Topaz Topaz 0.40ct H/SI (Natural) (selected) Tanzanite
NEXT DAY DELIVERY
2ct Blue Topaz and Lab Diamond Shoulders Asteria Ring in 9K White Gold
£749£1,199
From £25/mo
Topaz Topaz 0.25ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
Sale
2.50ct Cushion Blue Topaz Diamond Halo Asteria Ring in 18K White Gold
£1,199£2,249
From £40/mo
Topaz Topaz 0.35ct H/SI (Natural) (selected)
NEXT DAY DELIVERY
Sale
5.40ct Blue Topaz and Lab Diamond Asteria Statement Ring in 9K Gold
£669£1,245
From £22/mo
Topaz Topaz 0.30ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
Sale
2ct Blue Topaz and Diamond Shoulders Asteria Ring in 18K White Gold
£819£1,529
From £27/mo
Topaz Topaz 0.25ct H/SI (Natural) (selected)
NEXT DAY DELIVERY
Sale
2ct Blue Topaz and Lab Diamond Ring 9K White Gold - Asteria
£449£819
From £15/mo
Topaz Topaz 0.15ct H/SI (Lab Grown) (selected)
NEXT DAY DELIVERY
Sale
4.7ct Blue Topaz and Diamond Shoulders Asteria Ring in 18K White Gold
£1,889£3,565
From £63/mo
Topaz Topaz 0.50ct H/SI (Natural) (selected)
NEXT DAY DELIVERY
Sale
5.40ct Blue Topaz and Diamond Asteria Statement Ring in 18KW Gold
£1,459£2,749
From £49/mo
Topaz Topaz 0.30ct H/SI (Natural) (selected)
NEXT DAY DELIVERY
Sale
5.40ct Blue Topaz and Diamond Asteria Statement Ring in 18K Gold
£1,459£2,749
From £49/mo
Topaz Topaz 0.30ct H/SI (Natural) (selected)
2.50ct Cushion Cut Blue Topaz Lab Diamond Asteria Ring 9K White Gold

Blue Topaz and Diamond Engagement Rings

A topaz engagement ring is prized for its remarkable range of shades, from delicate sky blue to deeper, more vibrant tones. This versatility makes topaz a unique choice for those seeking a colourful alternative to traditional engagement stones.

Our collection of topaz engagement rings includes halo designs that frame the gemstone with sparkling diamonds, as well as side-stone styles that add presence and detail. Each ring is consciously crafted from recycled precious metals and set with conflict-free mined diamonds, carefully selected for their brilliance.

Explore the collection and find the topaz engagement ring that reflects your story — colourful, meaningful, and made to last.

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FAQs

Yes, we offer returns on engagement rings within our standard return period. This gives you peace of mind if the ring isn’t quite right. For full details, please see our returns policy (https://www.thediamondstore.co.uk/policies/refund-policy) or contact our customer service team (https://www.thediamondstore.co.uk/pages/contact-us).

The best metal depends on your style and lifestyle. Platinum engagement rings are durable and naturally white, making them ideal for everyday wear. 18K white gold offers a bright, modern look, while 18K yellow gold provides timeless warmth. All of our metals are recycled and chosen for both beauty and strength.

Don’t worry - it’s very common not to know your partner’s size when planning a surprise proposal. You can secretly measure a ring they already wear or ask a close friend or family member for help. Many of our engagement rings can also be resized later, and we allow you to take advantage of our generous return and exchange policy, too.

Yes, many of our engagement ring designs have matching wed-fit wedding bands available. These are crafted to sit perfectly alongside your engagement ring, creating a seamless bridal set. Our collection includes plain, pavé-set, and shaped bands to suit your chosen design.

Every engagement ring over a certain carat weight comes with a certified diamond, graded for the Four Cs – cut, colour, clarity, and carat weight. We also provide IGI or GIA certification for many designs, giving you full assurance of quality and authenticity.

In many cases, yes. Most classic engagement ring designs can be resized, though certain eternity bands or intricate styles may not allow it.

When you return your ring to us, if resizing isn’t possible, we’ll issue a replacement ring in your desired size instead. This is the best approach for the majority of orders.

If you would prefer your original ring to be resized, usually for sentimental reasons, please let our Customer Service team know when you get in touch. We’ll do everything we can to see if this can be arranged and will keep you informed throughout the process.

We don’t currently offer bespoke or custom-made rings. However, our collection includes a wide variety of engagement, eternity, and wedding rings in different styles, metals, and precious stone shapes and colours — giving you plenty of choice to find a design that feels personal and unique to your story.

Delivery times depend on the design and sometimes size of the ring. Many of our diamond rings in standard sizes are available for fast or even next-day delivery. Estimated delivery times are available on the product pages, but you can always reach out to our customer services if you’d like to know the lead time on a specific item.

Yes, every ring comes in a luxury presentation box, perfect for gifting or marking life’s special moments.

We offer both lab-grown and ethically sourced natural mined diamonds, so you can choose the option that best suits your budget and values. All natural diamonds are sourced in line with the Kimberley Process to ensure they’re conflict free, and all our stones are set in recycled precious metals.