Seiko Cal. 0743 - 831

The Seiko 0743-831 represents an important milestone in Seiko's 1977 lineup. Powered by the 0743 caliber with 27j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-c80f1e8d1858]

Also known as: UFO, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1977

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