1920s 18ct Gold & Platinum Three Stone Diamond Ring (178H) | The Antique Jewellery Company
Edwardian GIA 3.17ctw Antique OLD EUROPEAN Diamond Cluster 18K Gold Pl – Treasurly by Dima Inc
Art Deco 18ct Gold & Platinum, Diamond Solitaire Ring with Decorative Platinum Shoulders (825S) | The Antique Jewellery Company
Platinum / 18 Karat Rose Gold Engagement Ring with Natural Pink Brownish Princess Cut Diamond and Round White & Pink Diamond Accents | FlawlessCarat
Vintage Diamond, Platinum and 18 Carat Gold Three-Stone Ring For Sale at 1stDibs | 18 carat platinum ring, vintage 3 stone diamond ring, three stone vintage engagement ring
Leon Mege 2.30 CTW Oval Cut Diamond Platinum 18 Karat Yellow Gold Milgrain Halo Engagement Ring | Wilson's Estate Jewelry