Oman
Qabus bin Sa'id Three-Piece gold & silver Proof Conservation Set AH 1397 (1976), 1) 2-1/2 Omani Rials - Caracal, KM60, PR66 Ultra Cameo NGC2) 5 Omani Rials - Arabian White Oryx, KM61, PR69 Ultra Cameo NGC3) 75 Omani Rials - Arabian Tahr, KM63, PR69 Ultra Cameo NGCKM-PS3. An appealing trio, the smallest denomination with very faint handling and the gold piece struck in a low mintage of 325 pieces.
Estimate: 2400-3000 USD