Seiko Cal. 0770 - 809

Seiko 0770-809

The 0770-809 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0770 caliber with 26j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-8cf063c98569]

Also known as: Tuna, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
39mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Navy
Jewels
26j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1966

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seikata-wm-8cf063c98569