Seiko Cal. 6636 - 717

Seiko 6636-717

The Seiko 6636-717 represents an important milestone in Seiko's 1978 lineup. Powered by the 6636 caliber with 17j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-52406b970042]

Also known as: Samurai, Emperor

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
46mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
30m
Dial Color
Cream
Jewels
17j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1978

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seikata-wm-52406b970042