Seiko Cal. 4427 - 747

This Automatic model from 1996 features a 39mm Stainless Steel case. Powered by the 4427 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-35e171fa4b43]

Also known as: Navigator, Flighty

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1996

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