2.12 Carat Sapphire and Diamond Cluster Platinum Engagement Ring

A 0.61 carat sapphire and diamond platinum cluster engagement ring. This contemporary and classic cluster ring is set with a deep blue sapphire emerald cut centre and round brillian...

A 0.89 carat sapphire and diamond platinum cluster engagement ring. This contemporary and classic cluster ring is set with a rich cornflower sapphire oval brilliant cut centre and round brilliant cut diamond surrounds leading to further half diamond set shoulders. All stones are mounted in fine grain settings. The ring is designed to be slightly raised which makes it easy to sit with other rings. Stamped 'MDR' (The makers mark for Michael Rose...

An 1.84 carat Kashmir sapphire and diamond three stone platinum engagement ring. This exceptional sapphire and diamond engagement ring is handcrafted in platinum. Claw set to its centre with a round cut sapphire of 1.84 carats. The stone is a vivid royal blue certified by The Precious Stone Laboratory London as a natural sapphire of Kashmir origin with no heat treatment. The sapphire is framed on either side by an old cut diamond, with a total diamond weight of 0.51 carats assessed as H-I colour, SI2 clarity. All stones are set onto a tapered plain polished platinum band. Stamped MDR (makers mark for Michael Rose...

A 3.10 carat sapphire and diamond three stone platinum engagement ring. This beautiful sapphire and diamond ring is handcrafted in platinum. Claw set to its centre with a 3.10 carat round cut sapphire of unusual aquamarine colour and framed on either side by a transitional cut diamond assessed as H-I colour, VS1-VS2 clarity, for a total weight of 1.28 carats. All stones are set mounted into a double gallery setting leading to a gently curved plain polished platinum band. This is an elegant ring set with a rare and unusual aquamarine coloured sapphire. Perfect for everyday wear. With hallmarks 950 for platinum, and Assay marks for London, stamped 'MDR' the makers mark for Michael Rose...

Cushion Ceylon Sapphire weighing 7.19 carats Measuring (12.3x10.2) mm Diamonds weighing 1.05 carats Diamond quality VS-G Set in platinum ring 7.34 grams

1.52 Carat cushion cut Blue Sapphire and Diamond Platinum Ring This elegant ring features a 1.52 carat cushion cut Blue Sapphire at its centre. This gorgeous stone emanates depth a...

A stunning, fine and impressive antique 1 carat sapphire and 1.10 carat diamond, platinum cluster ring; part of our diverse gemstone jewellery and est...

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers ...