Seiko Cal. 7177 - 739

This Automatic model from 1978 features a 43mm Two-Tone case. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-70a2ca902e6b]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1978

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