Seiko Cal. 4587 - 935

The Seiko 4587-935 represents an important milestone in Seiko's 1981 lineup. Powered by the 4587 caliber with 33j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-0ccf02b9bf30]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

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