Seiko Cal. 4581 - 718

The Seiko 4581-718 represents an important milestone in Seiko's 1991 lineup. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-7c6f94648fdc]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1991

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