Seiko Cal. 5657 - 857

This Kinetic model from 1991 features a 35mm Hardlex-Coated Steel case. It features a White dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-b071fe5adeec]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1991

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