Seiko Cal. 5657 - 431

This Solar model from 1993 features a 35mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-e3077581e3ea]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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