Seiko Cal. 4421 - 147

The 4421-147 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4421 caliber with 30j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-79b3e3bb7bee]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1987

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