Seiko Cal. 6637 - 325

This Hand-Winding model from 1969 features a 45mm Gold-Plated case. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-5858a2328e06]

Also known as: Rally, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1969

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