Seiko Cal. 4581 - 559

The Seiko 4581-559 represents an important milestone in Seiko's 1977 lineup. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-a7ab7c8867ca]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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