Seiko Cal. 7028 - 591

The Seiko 7028-591 represents an important milestone in Seiko's 1976 lineup. Powered by the 7028 caliber with 26j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-4e01edc685ae]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1976

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