Antique Art Deco Cabochon Opal and Diamond Engagement Ring

Antique Art Deco Cabochon Opal and Diamond Engagement Ring

A spectacular Antique Art Deco cabochon opal and diamond engagement ring. The 4.50ct cabochon opal, showing a gorgeous play of colour, is surrounded by 16 old brilliant-cut diamonds with an estimated weight of 1.12ct. Mounted in platinum and 18ct yellow gold.

Condition: very good condition

Period: ca. 1920

Material: platinum and 18ct yellow gold (touchstone tested)

Diamond(s): 16 old brilliant-cut diamonds with an estimated weight of 1.12ct. (colour and clarity: F/I, si/i).

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

- All diamonds have been screened by the IJGC - lab (www.ijgc-worldwide.com) for whether they are natural or synthetic, and all diamonds in this jewel are 100% guaranteed to be natural.

Precious stones: One cabochon with an estimated weight of 4.50 ct.

- All colour stone weights are approximate since stones are not removed from their mounts to preserve the integrity of the setting.

Hallmarks: No trace.

Dimensions: top of ring 2,18 cm (0,86 inch) x 1,50 cm (0,59 inch)

Weight: 4,20 gram (2,70 dwt)

Ring size Continental EU: 57 & 18¼ , Size USA: 8 , Size UK: P½