Issued in 1980 to mark the 10th National Day of the Sultanate of Oman
Specifications : SILVER MEDAL (PROOF) Alloy       : Silver Diameter : 38.74 mm Weight    : 31.10 gms		GOLD MEDAL Alloy       : Gold 916.6 Diameter  : 38.74 mm Weight    : 45.65 gms
		GOLD MEDAL Alloy       : Gold 916.6 Diameter  : 24.37 mm Weight    : 31.10 gms
SILVER MEDAL (NON PROOF) Alloy           : Silver 0.925 Diameter     : 38.74 mm Weight       : 31.10 gms		GOLD MEDAL Alloy        : Gold 916.7 Diameter   : 24.37 mm Weight     : 12 gms