Seiko Cal. 4447 - 619

The Seiko 4447-619 represents an important milestone in Seiko's 1974 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f9feaabb54b1]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1974

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