Seiko Cal. 4420 - 391

Seiko 4420-391

The 4420-391 is a sought-after Kinetic piece from Seiko's golden era. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-36c9916082ff]

Also known as: Panda, Helmet

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
45mm
Case Thickness
9.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1970

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