£1,500 - £2,500
An Art Deco emerald and diamond plaque brooch, circa 1920, of shaped oval pierced form, centrally millegrain set with a 0.90ct round transitional-cut diamond (6.20mm x 3.76mm), surrounded by 4 rectangular step-cut emeralds, total emerald content approx 1.50ct, the openwork floral mount further grain set with old-cut diamonds, total diamond content approx 2.90ct, unmarked mount tests as 14ct gold and platinum, 45.9mm, 12.7g
No damage, all stones present, emeralds are a vivid green with typical internal inclusions and several small edge nicks, diamonds bright and lively, particularly the principal diamond which has no obvious internal inclusions visible through a loupe, a few of the surrounding diamonds are tinted yellow and several have small surface chips, hardly any wear to mount, fitting working, unmarked but tests as 14ct and platinum
Fees apply to the hammer price:
Room and Absentee Bids:
24% inc VAT*
Online and Autobids:
24% inc VAT*
