Seiko Cal. 6312 - 837

This Quartz model from 1980 features a 42mm Two-Tone case. Powered by the 6312 caliber with 26j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-49ea8c3b8218]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1980

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