Seiko Cal. 4581 - 826

The Seiko 4581-826 represents an important milestone in Seiko's 1975 lineup. With its 18mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-7bdc6bf35d7f]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1975

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