Seiko Cal. 6319 - 521

This Spring Drive model from 1975 features a 36mm Two-Tone case. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-b6bfd0520d83]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1975

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