Seiko Cal. 3829 - 487

This Quartz model from 1975 features a 39mm Hardlex-Coated Steel case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d3a191e01b4c]

Also known as: Sumo, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1975

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