The 42mm stainless steel Hamilton Frogman H77725335 features a unique crown protection system modeled after historical 'Buships' timepieces.
Movement Type
Automatic
Caliber
H-10Jewels
25
Reserve
80
Frequency
21600
Hands
Center Seconds
Shape
Round
Lug Distance
20.00 mm
Material
Stainless Steel
Glass
Sapphire
Thickness
12.50 mm
Diameter
42.00 mm
Water Resistance
300.00 m
Dial Color
Black
