Seiko Cal. 7137 - 401

This Spring Drive model from 1999 features a 36mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-22506c6bdebb]

Also known as: Helmet, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1999

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