Seiko Cal. 5657 - 577

The Seiko 5657-577 represents an important milestone in Seiko's 1998 lineup. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-b5791bc0db29]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1998

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