Seiko Cal. 4581 - 190

The Seiko 4581-190 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-ec83cd826f21]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1981

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