Seiko Cal. 4430 - 458

The 4430-458 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4430 caliber with 36j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-3eb71ec034d2]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1973

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