Seiko Cal. 4430 - 144

The 4430-144 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-00b4767d94b0]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1968

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