TW Steel Black Quartz Watch # TW11R (Men Watch). Band Color : Black. Dial Color : Black. Display Type : Analog. Item Shape : Round Shape. Band Material : Leather. Case Size Thickness : 15 millimetres. Case Size Diameter : 50 millimetres. Case Material : Black Leather. Clasp Type : Tang. Bezel Material : Fixed Stainless Steel Engraved with Tachymeter. Bezel Function : Fixed Stainless Steel Engraved with Tachymeter. Crystal : Scratch Resistant Mineral. Water Resistant Depth : 100 meters / 330 feet meters. Movement Type : Quartz. Calendar Type : Date display between 4 and 5 o'clock position. Model Number:TW11R TW11 TW1 TW.