Seiko Cal. 4577 - 779

Seiko 4577-779

The 4577-779 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-13a2dc7ebf3f]

Also known as: Bullhead, Rally

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
8.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1976

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