Seiko Cal. 7156 - 913

This Quartz model from 1987 features a 36mm Hardlex-Coated Steel case. Powered by the 7156 caliber with 32j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-03850638f340]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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