Seiko Cal. 4449 - 923

The Seiko 4449-923 represents an important milestone in Seiko's 1988 lineup. Powered by the 4449 caliber with 32j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-b5512d84acfe]

Also known as: Helmet, Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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