Seiko Cal. 6632 - 633

This Spring Drive model from 1971 features a 39mm PVD Black case. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-863c1ec3f156]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1971

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