Seiko 88-5021 – Mechanische Stoppuhr aus Daini-Seikosha-Fertigung (Oktober 1974) Taucheruhr The discoloration of the bronze

The discoloration of the bronze depends on how often it is worn and the environment

Das petrolfarbene Urushi-Zifferblatt wird in Echizen

and technically at the highest level of its time

Width at lug: 18 mm

Water resistance: 10 ATM (100 meters)

Seiko 88-5021 – Mechanische Stoppuhr aus Daini-Seikosha-Fertigung (Oktober 1974) Taucheruhr The discoloration of the bronzeThe Seiko 88 5021 is a precision mechanical stopwatch from the Daini Seikosha factory , produced in October 1974 (serial number: 40xxxx first digit = year, second = month). It exemplifies the precision, reliability and vertical integration that Seiko demonstrated in the 1970s, even outside the wristwatch segment. The model belonged to the professional series of hand and sports timers, as used in training centers, laboratories and timekeeping