Seiko Cal. 5688 - 976

Seiko 5688-976

The 5688-976 is a sought-after Solar piece from Seiko's golden era. Powered by the 5688 caliber with 25j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-e5c91ad53e42]

Also known as: Sumo, Emperor

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
41mm
Case Thickness
9.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
90m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1996

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