Seiko Cal. 4447 - 640

The 4447-640 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-d494da2735db]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1990

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