Diamond, sapphire and gold stepped bombe ring, French, workshop mark for Henri Lavabre, in the form of a broad arching scroll pave set with calibre sapphires and topped by a carre cut square diamond, approximately 1.45ct,
the sapphires with diamond collet studs between, stepped at the sides to a diamond cluster panel adjoining with a diamond baton the stepped broad gold shank, mounted in 18ct gold and platinum to the diamonds, the back of the shank with the workshop mark and French assaymarks for gold and platinum, the remainder of the diamonds approximately 1.05ctsHeight of head 1.3cm / ½''
Width of head 1.9cm / ¾''Weight: 32g
Art Deco emerald and diamond cluster ring, c.1920, the cushion cut Colombian emerald of approximately 2.00cts, bordered by single cut diamonds extending to two diamonds to each shoulder, millegrain set in platinum, accompanied by AGL report no. 1124368 for the emerald giving the Colombian origin opinion and that the stone shows insignificant traditional clarity treatment (oiling), total diamond weight approximately 0.15cts in all,
Ruby and diamond three stone ring, French, claw set with an oblong Burma ruby, approximately 1.50ct, between rectangular step cut diamonds approximately 0.70cts in all
Late 18th / early 19th century pear shaped emerald and diamond cluster ring, c.1800, the Colombian emerald of step cut and elongated outline, open set and inverted within a heart shaped border of old cut diamonds,
Diamond, sapphire and gold stepped bombe ring, French, workshop mark for Henri Lavabre, in the form of a broad arching scroll pave set with calibre sapphires and topped by a carre cut square diamond, approximately 1.45ct,