Seiko Cal. 3878 - 925

This Hand-Winding model from 1969 features a 37mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-9638e3bc6925]

Also known as: Turtle, Samurai

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1969

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