Seiko Cal. 4438 - 580

This Kinetic model from 1968 features a 35mm Two-Tone case. Powered by the 4438 caliber with 25j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-433045906954]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1968

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