Seiko Cal. 3878 - 617

This Hand-Winding model from 1984 features a 41mm PVD Black case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-5d5a08748d37]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1984

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