Seiko Cal. 7198 - 150

This Spring Drive model from 1968 features a 40mm Two-Tone case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-92f59314beb0]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1968

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