Seiko Cal. 0770 - 878

Seiko 0770-878

The 0770-878 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0770 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-764378debe05]

Also known as: Samurai, Sumo

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
120m
Dial Color
Champagne
Jewels
36j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1968

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seikata-wm-764378debe05