Seiko Cal. 5287 - 109

The Seiko 5287-109 represents an important milestone in Seiko's 1975 lineup. Powered by the 5287 caliber with 21j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-c89499e3a322]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1975

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