Product Description Scratch Resistant Glass, Water Resistant to 50 Meters, Case / Bezel Material: Ion-plated Stainless Steel Band, Triple Fold Clasp, Large Day of the Week Display, Date Function, Regular Time Setting, Analog: 3 hands (hours, minutes, seconds) ), Accuracy: ±20 seconds per month, Battery Life: 3 years with SR920SW; Case size:  45 x 39.8 x 8.8 millimeters