Seiko Cal. 4475 - 651

This Hand-Winding model from 1976 features a 43mm PVD Black case. With its 21mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-b41b1f09ec1e]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1976

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