Seiko Cal. 7137 - 758

This Spring Drive model from 1996 features a 43mm Hardlex-Coated Steel case. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-c48684332a4d]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1996

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