Russia
USSR gold Proof Chervonetz (10 Roubles) 1980-(M) PR70 Ultra Cameo NGC, Moscow mint, KM-Y85. Technically perfect, a pristine offering with very appealing copper-gold tone.
https://coins.ha.com/itm/russia/russia-ussr-gold-proof-chervonetz-10-roubles-1980-m-pr70-ultra-cameo-ngc-/a/3083-30582.s?type=CoinArchives3083
HID02906262019
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Estimate: 700-900 USD