Seiko Cal. 3864 - 731

The Seiko 3864-731 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-38066e71e5b9]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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