Dial Color: Black, steel counter rings
Material: Oystersteel
Size: 40 mm
Bezel: Black monobloc Cerachrom bezel in ceramic with moulded tachymetric scale
Water Resistance: Waterproof to 100 metres / 330 feet
Reference: 4131, manufacture Rolex
Power Reserve: Approximately 72 hours
Material: Oystersteel
Type: Oyster, three-piece solid links
Adjustment: Folding Oysterlock safety clasp with Easylink 5 mm comfort extension link
