Stack's Bowers & Ponterio
September 2021 Hong Kong Auction 2-7 Oct 2021
View prices realized
1) PROOF-68 Ultra Cameo. Huang Di. KM-840.
2) PROOF-68 Ultra Cameo. Yan Di. KM-841.
3) PROOF-67 Ultra Cameo. Yao. KM-842.
4) PROOF-69 Ultra Cameo. Shun. KM-843.
Estimate: $150 - $300