Seiko Cal. 3877 - 618

This Hand-Winding model from 1966 features a 40mm Gold-Plated case. It features a Black dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-48adb418759b]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1966

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