Seiko Cal. 3864 - 188

The Seiko 3864-188 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-4932e91980c0]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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