Seiko Cal. 4520 - 971

Seiko 4520-971

The 4520-971 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ec9a79ea2081]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
37mm
Case Thickness
8.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1988

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