Case: Urethane resin (Height 48.9 x Width 43.8 x Depth 13.5mm); Strap: Urethane resin (fits 2~21.0cm) Weight: approx. 52g Shock-resistant structure (shock-resistant) / Mineral glass / 20-bar water resistance / Stopwatch (1/100 second (00'00~59'59"99) / 1 second (1:00'00~23:59'59.9 cm), 24-hour tracker, split time) Timer (setting unit: 1 second, maximum set: 24 hours, measured in 1-second increments, auto-repeat), multi-alarm, hourly time signal, day/date display, full auto-calendar, 12/24-hour display switch EL backlight / Blue-green (with afterglow function), flash alert function (alarm/hourly time signal/timer linked light emission) Accuracy: ±15 seconds per month - Brand: G-SHOCK - Model: DW-5610SU-3ER - Color: Military Green Thank you for viewing. Included items: Box Operation: Good Scratches/Cracks: None There is no particular feeling of use. The instruction manual is missing. Please check the images and consider purchasing.