The reasons for its success: precise and reliable watches, even in the most extreme conditions, able to withstand the challenges of water, air and land. Perfect combination of sophisticated technology and refined design, the Marinemaster is a watch suitable for the most extreme environmental conditions. In addition to this model, we also find diving watches that comply with the standards, the Seiko Diver's, and solar chronographs of marine inspiration, an ideal tool for navigators. Without a doubt, the Prospex collection is tailor-made for the open sea.