Seiko Cal. 4440 - 372

The Seiko 4440-372 represents an important milestone in Seiko's 1969 lineup. Powered by the 4440 caliber with 35j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-bbeb3f992c85]

Also known as: Navigator, Emperor

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1969

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