Seiko Cal. 4556 - 607

The Seiko 4556-607 represents an important milestone in Seiko's 1986 lineup. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-a1b9ffd07ca7]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1986

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