Seiko Cal. 4557 - 997

The Seiko 4557-997 represents an important milestone in Seiko's 1994 lineup. It features a Green dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-401f2eedd6f1]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1994

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