Seiko Cal. 3813 - 369

Released in 1991, the Cal. 3813 with design code 369 was part of Seiko's domestic market collection. Powered by the 3813 caliber with 22j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-1c147fe337cf]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1991

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