The zrc MN64 Heterium watch is a spectacular model designed for diving and water sports enthusiasts. Designed in Switzerland, it is renowned for its exceptional quality and high watchmaking standards. Its 41.50 mm-diameter tonneau case is made of 316L steel, a material renowned for its unfailing resistance to corrosion and its hypoallergenic properties. This choice of material not only guarantees unfailing durability, but also a modern, sophisticated look, with its brushed and polished steel finishes. Equipped with a unidirectional bezel, this watch is perfect for safely tracking dive times.