Seiko Cal. 4576 - 397

The 4576-397 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4576 caliber with 19j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-93c6be984d49]

Also known as: Sumo, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1990

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