Seiko Cal. 7148 - 240

This Spring Drive model from 1980 features a 43mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-292e3a5e5d0b]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1980

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