Seiko Cal. 3878 - 401

The Seiko 3878-401 represents an important milestone in Seiko's 1968 lineup. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-8a2f244bb420]

Also known as: Shogun, Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1968

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