Seiko Cal. 5287 - 290

The Seiko 5287-290 represents an important milestone in Seiko's 1966 lineup. Powered by the 5287 caliber with 36j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-bfbd6e9e21b6]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1966

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