Gorgeous Vintage Tissot PR 516 calendar automatic watch. 21 jewels automatic movement has been fully serviced and timed. Tissot caliber 784 - 2. Original finish silver tone dial is in excellent condition. New crystal and new quality genuine leather strap. Original stainless steel case. New case back gasket. Case model 43620/44620 - 2x and measures 33.5mm across excluding crown by 40mm lug tip to lug tip. Movement serial number 12549252 dates this watch to 1970. A good starter watch in tip top condition.