Seiko Cal. 4479 - 331

The 4479-331 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4479 caliber with 32j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-8d65b64a91c0]

Also known as: Helmet, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1970

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