The 251 Series wristwatch from Uniform Wares. The 251 Series takes inspiration from the simple, legible elegance of mid century gentleman"s wristwatches with contemporary touches. CASE: 316LStainless Steel, 39mm diameter, 7.85mm thick. FINISH: Bead blasted PVD gun metal grey. MOVEMENT: Swiss made ETA 955.432, 7 jewel movement. DIAL: Brass- warm grey with taupe markers. LENS: Scratch resistant sapphire glass lens. STRAP: Premium Italian or British calf leather. CELL TYPE: Swiss Made Renata 394 (est.54 Months) WATER RES.: 5ATM. ACCURACY: +/- 20 Seconds Per Month.