Solar-Powered By Any Light Source / Calibre Function – Chronograph / Accuracy – +/-15 seconds a month at normal temperature range (5°C and 60°C) / Power Reserve/Battery Life: 6 Month Power Reserve / Display – Analogue / Case – Water Resistance Diver’s 200 Metres / Case Material – Stainless Steel / Case Size – Thickness: 13.7mm x Diameter: 44.5mm x Length: 51.6mm / Case Colour – Silver / Band/Bracelet / Bracelet – Stainless Steel / Dial Colour – Black / Hand Indicators – Hour, Minute, Seconds, 24-Hour