Seiko Cal. 4447 - 413

The 4447-413 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4447 caliber with 26j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-ebccd7850eb5]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1992

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