Seiko Cal. 7138 - 453

This Spring Drive model from 1971 features a 42mm Gold-Plated case. It features a Silver dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-175d0742e866]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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