Lot 2023. A 54.65 carat Colombian emerald and diamond necklace. Estimate HKD 3,000,000 - 5,000,000 (USD 384,000 - 640,000) © Poly Auction Hong Kong Limited

Set with a cushion-shaped emerald weighing 54.65 carats, decorated with baguette-cut diamonds, to a diamond neckchain set with vari-cut diamond links, detaches into four sections, may be worn as a shorter necklace and two bracelets, mounted in 18K gold, approximately 45.0 cm long.

Accompanied by report no. GRS2017066558 dated 12 June 2017 from the GRS stating that the 54.65 carat emerald is of Colombia origin, with insignificant clarity enhancement.