Seiko Cal. 3813 - 660

The 3813-660 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-fcd4aa7e6179]

Also known as: Sea Horse, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1966

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