Seiko Cal. 4446 - 438

The Seiko 4446-438 represents an important milestone in Seiko's 1980 lineup. Powered by the 4446 caliber with 17j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-1dd7548c54ce]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1980

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