Seiko Cal. 3860 - 185

This Spring Drive model from 1971 features a 37mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-233ff1770e43]

Also known as: Shogun, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1971

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