Seiko Cal. 3820 - 177

This Hand-Winding model from 1967 features a 42mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-ac10a12a64d3]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1967

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