Seiko Cal. 4476 - 390

The 4476-390 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4476 caliber with 26j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-9c739ce614ab]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1992

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