Lot 106. Burmese Ruby and diamond bracelet, circa 1920s. Estimate HK$1,100,000 - 1,800,000 (US$140,000 - 230,000). © Tiancheng International

Of art deco style, the bracelet set with twenty oval rubies together weighing approximately 18.70 carats, decorated with baguette, tapered baguette and brilliant-cut diamonds together weighing approximately 15.75 carats, mounted in 18 karat white gold, length approximately 172mm, engraved with French Hallmark.

Tiancheng International. HONG KONG SPRING AUCTION, Jewellery and Jadeite, 4 June · 1 pm