Seiko Swimming stopwatch

This S057 sports chronograph from Seiko Japan is a high-performance stopwatch designed for swimming, running, and all types of athletic training. It combines practical features with a durable design, making it highly regarded by coaches and sports enthusiasts alike.

S057 features a dual display design that simultaneously displays "Split Time" and "Lap Time," allowing users to clearly track their performance during each training segment. It has a memory function that allows up to 100 sets of measurement results to be stored, making it easy to access both during and after the session for data analysis and training adjustments.

With a minimum measurement unit of 1/100 second and a maximum timing duration of 100 hours, S057 is ideal for long-term training. The automatic shutdown feature turns off the display after one hour of inactivity, saving power and conveniently equipped with a battery life indicator. It is waterproof to 5 atmospheres (50 meters), making it safe to use even during swimming training.

Weighing only about 60 grams, S057 is lightweight and portable, making it a professional yet convenient sports timing tool. Whether you're a coach, athlete, or simply a sports enthusiast, S057 will serve as a reliable companion on your training journey.