Vintage Boucheron Jaipur Burma Star Ruby and Gold Ring, Circa 1990

A Boucheron Burma ruby and gold ring, from their Jaipur collection, with a cabochon cut star ruby, with rub over settings at either end, with polished, white gold bars either side, onto fluted yellow gold shoulders, on a wide band ring, mounted in 18ct gold, with a French eagle head mark and Ste B maker's mark, with a champagne cork, for Société Boucheron, on the outside, signed BOUCHERON, on the inside, engraved OR 750, numbered B359 X 1964, circa 1990. Accompanied by Gem and Pearl Laboratory certificate, 22333, stating that the star ruby is unheated, is of Burma origin and weighs approximately 5.03 carats.