Seiko Cal. 0764 - 740

The Seiko 0764-740 represents an important milestone in Seiko's 1985 lineup. Powered by the 0764 caliber with 31j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-835bfc16964f]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1985

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