Seiko Cal. 3888 - 387

This Automatic model from 1974 features a 34mm Two-Tone case. Powered by the 3888 caliber with 23j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-facaf120e497]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1974

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