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round hollow-back mixed-cut emerald
13 avril 2016

Platinum, Emerald and Diamond Brooch, Marianne Ostier

Platinum, Emerald and Diamond Brooch, Marianne Ostier
Lot 205. Platinum, Colombian Emerald and Diamond Brooch, Marianne Ostier. Estimate 175,000 — 275,000 USD. Photo Sotheby's. The round hollow-back mixed-cut emerald measuring approximately 21.3 to 20.9 mm by 9.6 mm, framed by pear and marquise-shaped diamonds...