, the circular cluster set with an old mine cut diamond, bordered by double-eight cut diamonds, cut-down collet set in silver and gold, the close back opened to the main central diamond, tapering gold shankDiameter 1.4cm / 9/16''
Central diamond approximately 4.4 x 4.4 x 3.3mmWeight: 4.5g
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,