Seiko Cal. 5684 - 577

Seiko 5684-577

The Seiko 5684-577 represents an important milestone in Seiko's 1978 lineup. Powered by the 5684 caliber with 26j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-b236d4ee3dc7]

Also known as: Samurai, Bullhead

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
14.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1978

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