Seiko Cal. 3831 - 274

This Quartz model from 1985 features a 42mm Two-Tone case. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-a4272cf1151e]

Also known as: World Timer, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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