Longines Master Collection
Material : Stainless steel
Glass : Scratch-resistant sapphire crystal
Case Back : Transparent case back with sapphire crystal
Dimension : 40.00 mm
Water Resistance : Water-resistant to 3 bar
DIAL AND HANDS
Color : Silver "barleycorn"
Hour markers : Painted Arabic numerals
Hands : Blued steel hands
MOVEMENT AND FUNCTIONS
Caliber : L678, Self winding mechanical chronograph moon phase movement beating at 28'800 vibrations per hour and providing 48 hours of power reserve
Function : Hours, minutes, small seconds with 24 hours indicator at 9 o'clock. Date indicated by the half moon central hand. Chronograph mechanism : central 60 seconds hand, moon phase display with 12 hours counter at 6 o'clock, 30 minutes counter with day and month display at 12 o'clock.
Bracelet Material : Alligator strap
Bracelet Color : Brown
Buckle : With triple safety folding clasp and push-piece opening mechanism.