Seiko Cal. 5691 - 504

The Seiko 5691-504 represents an important milestone in Seiko's 1982 lineup. Powered by the 5691 caliber with 25j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-f3a1e890bd59]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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