Seiko Cal. 3830 - 481

This Spring Drive model from 1985 features a 35mm Two-Tone case. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-83f29a5d9e10]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1985

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