Seiko Cal. 3868 - 657

The Seiko 3868-657 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-8abfceb314bd]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1972

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