Seiko Cal. 6387 - 239

This Automatic model from 1979 features a 38mm Titanium case. Powered by the 6387 caliber with 34j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-a142ec687bcd]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1979

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