Seiko Cal. 3851 - 977

This Hand-Winding model from 1969 features a 39mm Hardlex-Coated Steel case. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-1c81aa253bca]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1969

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