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 diamond and sapphire oblong cluster ring, c.1920, set with an old lozenge cut diamond to a calibre cut sapphire ground and outer diamond border of old brilliant cut stones, diamond line shoulders extending up to the principal diamond, millegrain set, engraved anthemoin and laurel to half shank, lozenge pierced to gallery, serial number within the shank 3632
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,