Seiko Cal. 7075 - 528

The Seiko 7075-528 represents an important milestone in Seiko's 1968 lineup. Powered by the 7075 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-e347b50e98f0]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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