Seiko Cal. 4581 - 813

This Solar model from 1986 features a 44mm Titanium case. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-168fb1b523f4]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1986

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