Seiko Cal. 0763 - 727

The Seiko 0763-727 represents an important milestone in Seiko's 1977 lineup. Powered by the 0763 caliber with 21j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-c8113b45730a]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1977

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