Seiko Cal. 4438 - 751

The Seiko 4438-751 represents an important milestone in Seiko's 1972 lineup. Powered by the 4438 caliber with 18j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-ef8c5398ad2f]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

18j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1972

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