- Diamond Ring from Harry Winston from circa 1953
- Set with a 12.55 carats step-cut diamond and flanked by two tapered baguette diamonds
- GIA report, numbered 6204649642, dated 20 March 2020, D colour, Internally Flawless clarity. Diamond type classification report, type IIa diamond.
- Signed WINSTON for Harry Winston
- Size 6½
- Estimate: HK$6,800,000 - 8,800,000