Tissot T-Classic PR100 Collection Swiss Quartz Watch With A Grey Stainless Steel Strap, 39mm Case & Black Coloured Dial With A Date Window. True to its name, the Tissot PR 100 is Precise and Robust and a hugely popular family within the Tissot range. These new pieces have been launched to give a more modern look in keeping with the time yet still combining traditional watch design using quality materials and the Swiss reliability of the movement. Weight: 132g Lugs: 20mm Dial: HMSD Functions: EOL (battery end-of-life indicator) Battery: battery type Renata 371 Caliber: 11 1/2''' Model: ETA F06.111 Energy: Quartz EOL Buckle: folding clasp with push-buttons Strap/Chain reference: T605037010