Seiko Cal. 5657 - 680

Seiko 5657-680

This Solar model from 1988 features a 35mm PVD Black case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-8ac831331f1b]

Also known as: UFO, World Timer

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
35mm
Case Thickness
12.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
White
Jewels
33j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1988

Related Models

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