Art Deco carved emerald cabochon and diamond ring by Mauboussin, with large dome shaped floral carved Colombian emerald of 50.87ct, probably Indian carved,
featuring a flowerhead to the top and a leafy design to the underside, likely carved 19th century or earlier, claw set and flanked by diamond cluster shoulders of geometric cartouche shape, with a channel set line of tapering baguette diamonds between bevelled lines and cartouche ground set with circular single cut diamonds, mounted in platinum, tapering plain platinum shank, inscribed signature 'MAUBOUSSIN', trace of serial number possibly 53__, accompanied by AGL report no. 8088298 for the 50.87ct emerald giving the Colombian origin opinion and that is shows modern minor to moderate clarity enhancement Emerald approximately 25.0 x 22.0 x 13.5mm high Weight: 24g
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,
Art Deco carved emerald cabochon and diamond ring by Mauboussin, with large dome shaped floral carved Colombian emerald of 50.87ct, probably Indian carved,