Case size: 39x42 mm Case material: Stainless Steel Glass: Mineral Bracelet: Stainless Steel Clasp: Folding Wrist size: 20 cm Tissot Data Recorder is an LCD watch that is a product of cooperation between Tissot and Casiotron watch manufacturers, it was created in the second half of the 70s of the last century. This watch have chronograph and world time functions, the module in it is the same as in the Casiotron world time watch incorporated. Very well made watch, all stainless steel, mineral glass, solid links bracelet with Tissot logo on clasp. A rare LCD watch model. Will ship insure and register