Seiko Cal. 4426 - 738

The 4426-738 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4426 caliber with 34j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-a83511f4f3ba]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1976

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