Antique Art Deco 7ct Sapphire Diamond Cluster Ring

Condition: excellent condition

Period: ca. 1930

Material: 18ct white gold and platinum

Diamond(s): 15 old brilliant cut diamond with an estimated weight of 1.00ct. (colour and clarity: G/I, si/i).

- All diamond weights, color grades and clarity are approximate since stones are not removed from their mounts to preserve the integrity of the setting.

Precious stones: One natural sapphire with an estimated weight of 7.00ct.
Treatment: most probably heat treated. Colour enhancement by heat treatment of ruby and sapphire is an accepted technique as long as it is mentioned by the seller.

Hallmarks: No trace.

Dimensions: top of ring 1,86 cm (0,73 inch) x 1,45 cm (0,57 inch)

Weight: 4,90 gram (3,15 dwt)

Ring size Continental: 58 & 18½ , Size US 8¼ , Size UK: Q