Seiko Cal. 6634 - 291

This Spring Drive model from 1980 features a 43mm Two-Tone case. With its 18mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-05b32387a1bc]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1980

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