Seiko Cal. 5635 - 777

Seiko 5635-777

The 5635-777 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5635 caliber with 28j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-79549006b5e9]

Also known as: Sumo, Bellmatic

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
42mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Cream
Jewels
28j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1995

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seikata-wm-79549006b5e9