Seiko Cal. 4577 - 461

Seiko 4577-461

This Kinetic model from 1975 features a 41mm Hardlex-Coated Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a46308ead8a1]

Also known as: Tuna, Silverwave

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1975

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seikata-wm-a46308ead8a1