Seiko Cal. 7178 - 577

The 7178-577 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-150909fb0255]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1988

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