Seiko Cal. 4446 - 128

This Automatic model from 1973 features a 45mm Two-Tone case. Powered by the 4446 caliber with 30j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-236cc9363da9]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1973

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