between baguette cut diamond shoulders, mounted in platinum, signed 'CHAUMET' within, Chaumet workshop mark to back of shank, French assaymark for platinum, accompanied by GIA report no. 6223770879 for the 6.37ct diamond giving the E SI2 grade and the diamond shows no fluorescenceDiamond 10.73 x 10.00 x 7.29Weight: 5.5g
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,