Seiko Cal. 3864 - 522

The Seiko 3864-522 represents an important milestone in Seiko's 1987 lineup. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a79795fb0824]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1987

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