Seiko Cal. 4581 - 271

This Solar model from 1984 features a 38mm PVD Black case. With its 18mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-411ff88b85ba]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1984

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