Seiko Cal. 4444 - 471

The Seiko 4444-471 represents an important milestone in Seiko's 1970 lineup. Powered by the 4444 caliber with 20j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-ed445326636b]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1970

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