Seiko Cal. 4523 - 728

Seiko 4523-728

The 4523-728 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-931a3ce8cfe2]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
42mm
Case Thickness
14.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Black
Jewels
26j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1970

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