Seiko Cal. 7180 - 745

This Quartz model from 1971 features a 37mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-01cca9d31c08]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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