Seiko Cal. 7177 - 931

This Quartz model from 1975 features a 44mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-bf64d0b320da]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1975

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