Seiko Cal. 0763 - 591

The Seiko 0763-591 represents an important milestone in Seiko's 1970 lineup. Powered by the 0763 caliber with 36j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-6f5efbbc3a82]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1970

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