Early 20th century three stone emerald and diamond ring, c.1910, set with a 3.97ct Colombian emerald of stepped square cut, flanked by two Asscher cut diamonds of approximately 2.25ct and 1.80ct,
the emerald with canted corners, claw set between the two similarly set diamonds, pierced foliate gallery, the straight shank line-pierced to outer edge, and pierced at sides with dot and leaf band, all in platinum, accompanied by AGL report no. 1127492 for the 3.97ct emerald giving a Colombian origin opinion and that the stone shows minor oil treatmentCentral emerald 9.6 x 9.1 x 6.0mm
2.2 x 2.4 x 1.1 cmWeight: 6g
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,
Early 20th century three stone emerald and diamond ring, c.1910, set with a 3.97ct Colombian emerald of stepped square cut, flanked by two Asscher cut diamonds of approximately 2.25ct and 1.80ct,