Essentials Collection SSB321 100 meters (330 feet) and can be wound manually

and can be wound manually or automatically

the challenging environment in which the earliest Seiko diver’s watches proved their excellence as essential equipment for the Japanese Antarctic Research Expedition (JARE)

in addition to providing lightweight durability

with gold finish

these pieces take their name from their water resistance certification of 1

Essentials Collection SSB321 100 meters (330 feet) and can be wound manuallyFrom the Mens Essential Collection. A perfect blend of precision and design, this rugged quartz chronograph is crafted of stainless steel, with secure screwdown caseback and blue ion finish tachymeter bezel. The blue patterned dial, with yellow accents, features three subdials, a date calendar, and LumiBrite hands. Chronograph timing provides measurement of up to 12 hours of elapsed time in 1 5 second increments. 10 bar, 100M Water Resistant