Seiko Cal. 7144 - 428

The Seiko 7144-428 represents an important milestone in Seiko's 1984 lineup. Powered by the 7144 caliber with 30j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-269f6907ffbd]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1984

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