Seiko Cal. 5687 - 861

The Seiko 5687-861 represents an important milestone in Seiko's 1987 lineup. Powered by the 5687 caliber with 34j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-c2cca94eeea2]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1987

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