Seiko Cal. 4580 - 187

This Spring Drive model from 1987 features a 46mm Two-Tone case. Powered by the 4580 caliber with 22j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-dbef41cf1296]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1987

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