Art Deco 4ct Oval Sapphire and Diamond Cluster Dress Ring

A striking sapphire and diamond cluster ring dating from the Art Deco era. The central 4.07ct oval sapphire is surrounded by old brilliant-cut diamonds with calibre sapphire accents. Mounted in platinum. Circa 1920.

• Principal sapphire: approx. 4.07 carats
• Remaining sapphires (20): approx. 0.50 carat total
• Diamonds (24): approx. 0.46 carat total, G/I colour with SI/I clarity
• Metal: Tests as platinum
• Hallmarks: Illegible remains
• Ring size: N (UK) / 6.75 (US) / 54 & 17¼ (EU), can be resized
• Head dimensions: 2.0 x 1.4cm
• Gross weight: 5.0 grams