Russia
USSR gold Proof "Waterside Grandstand - 1980 Olympics" 100 Roubles 1978-(l) PR68 Deep Cameo PCGS, Leningrad mint, KM-Y162.
https://coins.ha.com/itm/russia/russia-ussr-gold-proof-waterside-grandstand-1980-olympics-100-roubles-1978-l-pr68-deep-cameo-pcgs-/a/65165-98275.s?type=DA-DMC-CoinArchives-WorldCoins-65165-05282023
HID02906262019
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