Mechanical movement Poljot 2614.2H with 17 ruby jewels. Hand-wound. Central second hand. Date calendar. Shock-resistant balance. Stainless steel back. Mineral glass. The case size: 33 mm (including crown), thickness 9 mm. This watch runs and keeps good time, and is in overall good shape. The movement is in perfect condition! Cleaned & oiled. Made in Russia (1992). Comes with strap. Serial number # 020818.