Seiko Cal. 7183 - 948

The Seiko 7183-948 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-4c9946a18ba2]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1979

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