Seiko Cal. 4438 - 128

The 4438-128 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4438 caliber with 34j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-71b34ba2fcee]

Also known as: Turtle, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1989

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