Seiko Cal. 4420 - 372

The 4420-372 is a sought-after Solar piece from Seiko's golden era. Powered by the 4420 caliber with 29j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-d88455f0306f]

Also known as: Rally, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1999

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