Bidspirit auction | Large 20.50 Carat Star Ruby

Large 20.50 Carat Star Ruby and 0.64 Carat Diamond Platinum Pendant - A large gemstone and diamond pendant featuring a central round cabochon-cut star ruby weighing 20.50 carats. The ruby is a deep purplish-red color and is secured by four broad platinum prongs. The central stone is encircled by a dual-style halo consisting of channel-set baguette-cut diamonds on the upper portion and prong-set round brilliant-cut diamonds on the lower portion, with a total accent diamond weight of 0.64 carats. The pendant is constructed with a decorative openwork cage-style mounting on the reverse and includes a tapered bail. Stamped marks on the reverse of the pendant mount include Pt900, 0.6, and 20.90. Weight: 10.3g Dimensions: 23mm diameter (excluding bail).