Seiko Cal. 5264 - 831

The Seiko 5264-831 represents an important milestone in Seiko's 1982 lineup. Powered by the 5264 caliber with 21j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-5397b612b7bb]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1982

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