Zaire
Republic 3-Piece gold & silver "Conservation" Proof Set 1975,
1) silver "Mountain Gorilla" 2-1/2 Zaires - Proof, KM9
2) silver "Okapi" 5 Zaires - Proof, KM10
3) gold "Leopard" 100 Zaires - PR69 Ultra Cameo NGC, KM11. AGW 0.9675 oz.
KM-PS2. Mintage: 500 sets. A very low mintage set, with the 100 Zaires having a Proof mintage of only 279 pieces.
https://coins.ha.com/itm/zaire/zaire-republic-3-piece-gold-and-silver-conservation-proof-set-1975-total-3-coins-/a/3082-34862.s?type=CoinArchives3082
HID02906262019
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Estimate: 1500-1700 USD