Seiko Cal. 5687 - 955

The Seiko 5687-955 represents an important milestone in Seiko's 1981 lineup. Powered by the 5687 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-0fedb8556e9c]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1981

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