展开The Tissot family of watersport watches welcomes a new, advanced, technical version, the Seastar 2000 Professional. Its profile ticks every box for a high-performance watch: water-resistant to 600 meters, helium valve, ISO 6425 certification, the automatic caliber with long-lasting power reserve, ceramic bezel. With its wave-patterned, shaded blue dial and its uncompromising design, it is also a timepiece aimed at enthusiasts of extreme nautical style.