Art Deco Colombian emerald and diamond geometric cluster in platinum

Art Deco Colombian emerald and diamond geometric cluster in platinum. Centred with a rectangular mixed cut Colombian emerald in a rubover setting, set to top and bottom with a vertical row of rectangular baguette cut diamonds in rubover settings, flanked to either side with a vertical row of round old cut diamonds in grain settings and further embellished with an elongated baguette cut diamonds in rubover settings, to a elaborate geometric cluster, flanked by slim diamond set shoulders which terminate to polished shank. Marked platinum.