Seiko Cal. 7137 - 989

This Spring Drive model from 1974 features a 40mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-c3be6f38a327]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1974

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