Seiko Cal. 3831 - 874

This Quartz model from 1972 features a 34mm Gold-Plated case. Powered by the 3831 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-9f9da88a1869]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1972

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