Seiko Cal. 4520 - 910

Seiko 4520-910

The 4520-910 is a sought-after Kinetic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-0a06fd059f95]

Also known as: Helmet

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
37mm
Case Thickness
13.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1997

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