Seiko Cal. 5287 - 388

The Seiko 5287-388 represents an important milestone in Seiko's 1975 lineup. Powered by the 5287 caliber with 35j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-6ad20e57e540]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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