Seiko Cal. 4446 - 918

The 4446-918 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4446 caliber with 32j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-4573fab09d59]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1979

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