Seiko Cal. 4550 - 784

The Seiko 4550-784 represents an important milestone in Seiko's 1986 lineup. Powered by the 4550 caliber with 34j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-404f3f07ee7b]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1986

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