Seiko Cal. 4420 - 678

The 4420-678 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-de7bc1c0d70f]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1966

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