Seiko Cal. 7177 - 653

Seiko 7177-653

The 7177-653 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-fd2c0f6dc570]

Also known as: Sumo, Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
8.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Black
Jewels
27j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1991

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