POSEIDON, named after the Greek god of the sea, is from the Kienzle stable of watch brands, which was founded in 1822 and is one of the oldest German watchmakers. POSEIDON stands for cool styling, powerful design and great vivid colors and is for those seeking fun, adventure and action in their lives. These are dynamic lifestyle watches and make quite a statement on your wrist - distinctive, conspicuous, concise. This piece from the Poseidon L Collection has a large case, 48mm diameter & 13mm case high. The watch case is constructed from 316L Marine Grade Stainless Steel and padded with a green silicon ring for a very distinctive and robust watch. The watch crystal is mineral glass, the dial is silver sunray with black & white hands and black index & numbers, the date indicator is located at the "4" position. The crown and case bottom are screwed which gives this watch outstanding water resistance - 15 bar which equals 150 meters water depth. The unidirectional rotating bezel for basic timing and the green silicon rubber strap makes this watch ideally suited for the most adventurous divers, athletes or adventurers, but if you do go into the water please ensure the crown is tightened fully!