Seiko Cal. 3831 - 541

This Automatic model from 1990 features a 37mm Stainless Steel case. Powered by the 3831 caliber with 28j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-e4fa3745e7a8]

Also known as: Tuna, Rally

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1990

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