Seiko Cal. 3878 - 808

This Automatic model from 1974 features a 44mm Titanium case. Powered by the 3878 caliber with 27j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-72c6da7a5b4e]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1974

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