Seiko Cal. 5650 - 761

Seiko 5650-761

The Seiko 5650-761 represents an important milestone in Seiko's 1977 lineup. Powered by the 5650 caliber with 30j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-688c948b8342]

Also known as: Monster, Bullhead

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
13.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Champagne
Jewels
30j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1977

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seikata-wm-688c948b8342