Seiko Cal. 0720 - 220

The 0720-220 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0720 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-de4d6a43e5a4]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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