Seiko Cal. 0778 - 957

This Quartz model from 1989 features a 37mm PVD Black case. It features a Cream dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-a8df7af15a1f]

Also known as: Tuna, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1989

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