Stack's Bowers & Ponterio
May 2022 Hong Kong Auction 10-16 May 2022
View prices realized
2) NGC PROOF-67 Cameo. KM-31. Olympic Series, Equestrian.
3) NGC PROOF-67 Cameo. KM-30. Olympic Series, Wrestling.
4) NGC PROOF-66. KM-29. Olympic Series, Archery.
Estimate: $75 - $150