old cut diamond, circa 1890, 0.90ct, to marquis shaped diamond set shoulders, 0.09ct, set in platinum with 18ct yellow gold shank. SOLD
Ruby – accompanied by report 73368 from Swiss Gemmological Institute stating weight at 0.80ct, Burmese origin, no indications of heat treatment. French import stamps for 18ct gold. SOLD
Stunning ruby and diamond three stone ring signed for Oscar Heyman. SOLD
“Oscar Heyman has evolved from a behind the scenes manufacturer to a stand-alone brand, known and appreciated by jewellery connoisseurs around the world. The evidence that Oscar Heyman creates heirloom-quality jewellery, both in style and in function, is in the company’s storied history.”
old brilliant cut diamond, 1.07ct cert. H/Si1, to tapering diamond set shoulders. 18ct yellow gold. SOLD
Stunning pearl and diamond cluster, with enamelled shoulders and engraved shank, circa 1870