Seiko Cal. 7064 - 828

Seiko 7064-828

The 7064-828 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7064 caliber with 25j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-a658295cefcd]

Also known as: Monster, Sumo

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
13.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1981

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