Seiko Cal. 3813 - 660

The Seiko 3813-660 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-c7da7786cecc]

Also known as: World Timer, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

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