Seiko Cal. 3817 - 112

The Seiko 3817-112 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-562786211d7a]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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