Seiko Cal. 3859 - 240

The Seiko 3859-240 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-3e792c28cf8c]

Also known as: Silverwave, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

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