Seiko Cal. 4440 - 500

The Seiko 4440-500 represents an important milestone in Seiko's 1975 lineup. Powered by the 4440 caliber with 17j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-41d93c1570ae]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1975

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