Lot 24. 3.45 carats, F colour, VVS1 clarity Diamond Ring, Cartier. Estimate HK$650,000 - 950,000 (US$83,300 - 122,000). Courtesy Tiancheng International.

Centring on a brilliant-cut diamond weighing 3.45 carats, flanked by pavé-cut brilliant-cut diamonds together weighing approximately 1.90 carats, mounted in platinum, signed. Ring size: 6¾. Accompanied with an original signed box.