China
People's Republic 2-Piece Certified gold & silver "Dragon & Phoenix" Proof Set 1990 PR68 Ultra Cameo NGC,
1) silver 20 Yuan (2 oz), KM318, Cheng-pg. 88, 5, CC-289A. Mintage: 5,000. Date variety 2.
2) gold 200 Yuan (2 oz), KM320, Cheng-pg. 88, 2, CC-288B. Mintage: 2,500. Low date variety.
Shenyang mint. A fleeting and highly coveted Proof pair that appears virtually unimprovable.
https://coins.ha.com/itm/china/china-people-s-republic-2-piece-certified-gold-and-silver-dragon-and-phoenix-proof-set-1990-pr68-ultra-cameo-ngc-/a/3084-30218.s?type=CoinArchives3084
HID02906262019
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Estimate: 6000-8000 USD