Seiko Cal. 5686 - 855

Released in 1974, the Cal. 5686 with design code 855 was part of Seiko's domestic market collection. Powered by the 5686 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-745466ec7ebc]

Also known as: UFO, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1974

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