Seiko Cal. 5221 - 579

The 5221-579 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-53530138ff4e]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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