Hamilton Khaki Navy Frogman Titanium Automatic Grey Dial Black Rubber Strap Men\'s Watch H77805380 The Case: The Hamilton H77805380 is a real behemoth of a timepiece, with a case measuring 46mm in diameter. The Frogman Titanium Auto, as this watch is known, is a deeply practical watch built for ocean exploration. This is clear with just one look at the rugged titanium case whose crimson rotating bezel and imposing oversized crown are designed to withstand the most extreme conditions. With angular lugs and sapphire crystal over the dial, they don’t come much tougher than the Hamilton Frogman Titanium Auto. The Dial: The silver dial of the Hamilton H77805380 has a brushed effect that adds to this timepiece’s rugged feel. With luminescent indices and indexes lined with red, this is a highly legible timepiece built to be used at the most profound ocean depths. There is a petite date window between four and five o’clock whilst the iconic Hamilton logo sits at twelve. Overall, the dial of this watch keeps things nice and simple, allowing the enormous case to shine. The Bracelet: With a black rubber strap measuring 20mm, the Hamilton H77805380 radiates functional cool across the board. There is a two-tone black and grey design to the strap that offsets the titanium case beautifully, whilst the pin buckle is both secure and easy to use. The Functions: Using a Swiss-made H-10 calibre, the Hamilton H77805380 is an automatic watch with a sizeable power reserve of 80 hours. The Hamilton H77805380 is a watch built for sea exploration and so boasts a huge 100 bar water resistance. If you have any questions please  click here Click here to join our  facebook  and  Instagram !