Seiko Cal. 3831 - 369

The Seiko 3831-369 represents an important milestone in Seiko's 1970 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-80ab3107f604]

Also known as: Helmet, World Timer

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

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