Art Deco Diamond and Platinum Necklace, Circa 1920 18.75 Carats

An Art Deco diamond necklace, designed as an old-cut diamond weighing an estimated 3.75ct, set in the centre of a floral cluster motif and suspended within an articulated old-cut diamond surround, further suspended from an integrated pavé set diamond line necklace, mounted in platinum, circa 1920. Estimated total diamond weight 18.75ct. Length of necklace approximately 56cm.