Seiko Cal. 0788 - 677

Seiko 0788-677

The Seiko 0788-677 represents an important milestone in Seiko's 1968 lineup. Powered by the 0788 caliber with 20j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-02bdb7cfdbca]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
30m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1968

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