Rectangular Diamond Rings

Clean lines and contemporary refinement define this collection of rectangular diamond rings, crafted to highlight structured geometry with radiant brilliance. Set in 18ct yellow gold, white gold, rose gold or platinum, each ring features carefully selected rectangular cut diamonds chosen for clarity and fire. From classic emerald cut and radiant cut rectangular diamond rings to halo settings and pavé-accented designs, every piece is hallmarked and polished to maximise light reflection and comfort. Precision stone setting secures crisp edges and balanced proportions, delivering sophisticated sparkle for engagements and milestones alike.

British craftsmanship shapes this curated selection of diamond rings, combining meticulous finishing with premium presentation and lasting value. Ideal as engagement rings, anniversary gifts or heirloom investments, rectangular diamond rings symbolise strength, elegance and enduring commitment. Pair a rectangular cut diamond ring with coordinating diamond earrings for cohesive glamour, or select a minimalist setting for understated prestige. Hallmarked precious metals and expert detailing reflect the standards expected of a distinguished British jeweller. For clients seeking rectangular diamond rings defined by brilliance, craftsmanship and timeless appeal, this collection delivers exceptional luxury with enduring distinction.

The UK’s Leading Independent Luxury & Specialist Watch Retailer

At Clarindon Luxury Watches, we specialise in the world’s finest independent, specialist and luxury watch brands, offering collectors and enthusiasts access to exceptional Swiss, German and heritage timepieces. As one of the UK’s leading independent luxury watch retailers, we curate a carefully selected portfolio of mechanical watches, automatic watches, professional dive watches, pilot watches, chronographs and limited-edition collector models from some of the most respected names in horology.

Our specialist watch collections include renowned Swiss and German manufacturers such as Sinn, Raymond Weil, Doxa, Ball Watch Company, Baume et Mercier, Maurice Lacroix, Squale, Laco, MeisterSinger, Junghans, Mühle Glashütte, Tutima, Fortis, U-Boat, Victorinox, Vulcain and many more. We also proudly showcase independent and enthusiast-led watchmakers including ArtyA, HTD, Orient, Nivada Grenchen, Delma, Davosa, QLOCKTWO and Reservoir, alongside iconic heritage-inspired designs from Orient Star, Giuliano Mazzuoli and Marathon.

As an authorised luxury watch retailer, we provide genuine manufacturer warranties, expert advice and an exceptional customer experience backed by decades of specialist jewellery and watch expertise. From modern sports watches and vintage-inspired timepieces to contemporary independent watchmaking, our collection reflects the very best of global horology.

Explore luxury watches from leading brands, Swiss-made watches and specialist mechanical timepieces at Clarindon — the destination for watch enthusiasts, collectors and discerning buyers across the UK.

Authorised UK Stockist

Free UK Delivery

30 Day Returns

Join Clarindon to receive 10% off your first order, alongside early access to new collections, private events and the latest in fine jewellery and luxury watches.

House Of Clarindon

Founded in 2026, Clarindon Jewellers is a truly British independent family run jewellers, specialising in the finest jewellery and luxury watches backed by over 40 years of combined experience.

Clarindon Jewellers is a trading name of The Luxury Group (Holdings) Ltd, registered in England and Wales. Company number 16960325. Registered office: Heronbrook House, Shields Lane, Roston, Ashbourne, England, DE6 2EF.

Rectangular Diamond Rings

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18ct White Gold Emerald Diamond Baguette Cut Cluster Ring