Seiko Cal. 6312 - 577

This Spring Drive model from 1966 features a 36mm Two-Tone case. With its 21mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-7f044f69dca3]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1966

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