Seiko Cal. 3866 - 445

The Seiko 3866-445 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-524c8fb06275]

Also known as: Monster, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1971

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