Seiko Cal. 4587 - 270

The Seiko 4587-270 represents an important milestone in Seiko's 1996 lineup. Powered by the 4587 caliber with 27j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-6aacb9ff5f1a]

Also known as: Tuna, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1996

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