Engineered for Exploration. This bold new creation by fourth-generation watchmaker Gérald Clerc expresses a totally new vision of fine watchmaking. Its sleek, sophisticated & ultra-complex patented case, composed of more than 75 elements, called for a whole new construction process and is distinguished by the brand's signature shape: a perfect square combined with a perfect circle.49.6mm in diameter, it is fitted with self-adjusting lugs ensuring optimal comfort on the wrist. This prestigious mechanical diving instrument is equipped with an automatic helium escapement valve ensuring water resistance to 1000 metres. Its rotating bezel is activated using a special secure crown and thus avoiding any risk of accidental deregulation when diving. The exclusive automatic complication movement drives the hours, minutes, seconds and the power-reserve display, as well as a large date or dual time-zone display,depending on the watch model. The Hydroscaph is available on a vulcanised rubber or hornback crocodile strap or on a titanium bracelet with rubber moulding, all secured by folding clasps. Hand-crafted in Switzerland 3 year international warranty.