Seiko Cal. 3866 - 744

The Seiko 3866-744 represents an important milestone in Seiko's 1987 lineup. With its 20mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-1a7d470de72b]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1987

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