Seiko Cal. 5688 - 173

Seiko 5688-173

The 5688-173 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f36f8230a86d]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
8.6mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Black
Jewels
20j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1980

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