Seiko Prospex Alpinist Automatic Black Dial Stainless Steel Bracelet Men\'s Watch SPB117J1  The Case: The Seiko Prospex Alpinist SPB117J1 is part of the Seiko Prospex line, a unique collection of sports watches reflecting the brand’s many years of expertise. Known as the Alpinist, the Seiko SPB157J1 has a sturdy stainless steel case measuring 38mm in diameter. With a handsome fixed bezel and a thickness of 12.9mm, this watch can go into the medium-sized category. The curved lugs bring a touch of panache to what is otherwise a tough-looking case. Purists will love the screwed-down, see-through case back, offering a look at the inner-workings of this automatic watch. The screw-down crown at three o’clock is oversized and adds to the sporty image of this watch. The dial is protected by curved sapphire crystal, which also boosts the solidity of the Seiko SPB157J1. The Dial: With a mottled sapphire blue dial, the Seiko SPB157J1 definitely has an athletic feel to it. This is heightened by the presence of oversized, luminescent indices, which are coated with Lumibrite along with the flamboyant indexes. The date window at three o’clock brings some added depth to the dial of the Seiko SPB157J1. The Bracelet: The bracelet is made from stainless steel and it comes fashioned in a classic three-link oyster style. The simplistic design of the oyster bracelet was was first introduced by Rolex in 1948 and it since been closely associated with sports watches, due to their utilitarian character that ensures that the bracelet remains secured to the wrist during sporting activities. The three fold clasp, with secure lock, also helps to ensure that the the watch remains securely fastened to the wearer’s wrist.  The Functions: Using the self-winding automatic caliber 6R35, the Seiko SPB157J1 benefits from over a century of Japanese watchmaking expertise. The watch has 24 jewels, a stop second-hand function and remains water-resistant to 200 metres, adding to its sporting credentials. If you have any questions please  click here Click here to join our  facebook  and  Instagram !