Seiko Cal. 6377 - 886

This Spring Drive model from 1980 features a 38mm Gold-Plated case. Powered by the 6377 caliber with 23j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-a538ec3a1c27]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1980

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