Seiko Cal. 3813 - 103

The Seiko 3813-103 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-70c7b3d69730]

Also known as: Shogun, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1989

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