Stack's Bowers & Ponterio
September 2021 Hong Kong Auction 2-7 Oct 2021
View prices realized
1-2) Gold 5 Yuan. 1988. KM-221. 1/20 oz AGW each.
3) Gold 5 Yuan. 1989. KM-163. 1/20 oz AGW.
4) Silver 3 Yuan. 2007. KM-1754. 1/4 oz ASW.
Although they are not certified, all are still in their mint packages.
Estimate: $200 - $300