Seiko Cal. 5657 - 773

The Seiko 5657-773 represents an important milestone in Seiko's 1985 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-697f38ba2a7b]

Also known as: Tuna, Goldfeather

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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