Seiko Cal. 3837 - 646

This Hand-Winding model from 1984 features a 39mm Hardlex-Coated Steel case. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-7cdb1791fc6c]

Also known as: UFO, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1984

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