Art Deco Natural Sapphire and Diamond Cluster Dress Ring in Platinum, 8.59 carats

A stunning vintage sapphire and diamond ring; featuring a large central oval cushion-shaped natural sapphire of 8.59 carats with no indication of heat treatment, surrounded by brilliant-cut diamonds, beautifully accented with diamond and calibre baguette sapphires to the shoulders. Mounted in platinum. Circa 1930.

• Sapphire: 8.59 carats, no indication of heat treatment
• Diamonds (18): 1.52 carats total, H/J colour, SI /I clarity
• Dimensions: Head of ring 2.25cm in width (0.89 inches)
• Tests as platinum
• Gross weight: 7.30 grams
• Condition: Very good
• Ring size: R (UK) / 59 & 18¾ (EU) / 8¾ (USA)