Calibre Calibre Type Solar - Powered By Any Light Source Calibre Function Analogue - 3 Hands Accuracy +/-15 seconds a month at normal temperature range (10°C and 60°C) Power Reserve/Battery Life 10 Month Power Reserve Battery N/A Calibre Number V157 Display Analogue Case Water Resistance Diver's 200 Metres Case Material Stainless Steel Case Size Thickness: 11.6mm Diameter: 43.5mm Case Colour Silver Band/Bracelet Bracelet - Stainless Steel Band Colour Silver Band Reference M0FP93CJ0 Glass Material Hardlex Crown Screw Down Rotating Bezel One Way Layout Dial Colour Green Hand Indicators Hour, Minute, Seconds Calendar Indicators Date Lumibrite Hands & Hour Markers Dial Markers Batons Features Timer On Bezel