Seiko Cal. 3831 - 890

This Quartz model from 1985 features a 46mm Gold-Plated case. Powered by the 3831 caliber with 36j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-aa75e1aec427]

Also known as: Sumo, Shogun

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1985

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