Seiko Cal. 5288 - 648

Seiko 5288-648

The 5288-648 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5288 caliber with 36j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-350ec905b060]

Also known as: Monster, Sumo

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
46mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
110m
Dial Color
Champagne
Jewels
36j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1970

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seikata-wm-350ec905b060