Mexico. Gold Medal, 1963. Grove-822. 41.8 grams. 38 mm. 400th anniversary of the founding of the city of Durango. Mintage 1,019 pieces. Coat of arms of Durango. Reverse; Three figures standing, an indian, a priest and a soldier holding a flag. Minor edge bump. Lustrous. About Uncirculated. Estimate Value $1,250 - 1,350