$20,000
UNTREATED CEYLON SAPPHIRE, DIAMOND PLATINUM BROOCH; Belle Epoque lozenge shaped platinum diamond lace brooch by Bailey, Banks & Biddle, ca. 1910. AGL report #CS63332 describes natural ceylon sapphire, 15.8 x 13.2 x 8.52 mm. (16.33 cts. by formula). No evidence of heat or clarity enhancement. OMC diamond filigree, approx. 1.25 cts. TW. Marked "BB+B", #43665. 1 7/8" x 1 1/8". 8.2 dwt.
Auctioneer:
Rago Auctions
Date:
2014-12-07