For one, it eschewed the traditional round shape of modern timepieces in favor of a tonneau-formed scenario which has a prominent octagonal bezel encouraged by—or so Genta recollects—a deep-sea diver’s helmet. Appear closely so you’ll see 8 visible, octagonal screws, additional suggesting the aquatic theme. Appears like the Audemars Piguet https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/