Seiko Cal. 0764 - 528

The Seiko 0764-528 represents an important milestone in Seiko's 1978 lineup. Powered by the 0764 caliber with 20j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-0887a6647d1f]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1978

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