Seiko Cal. 3831 - 722

This Solar model from 1985 features a 37mm Gold-Plated case. Powered by the 3831 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-a9408b9dab9c]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1985

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