Seiko Cal. 6240 - 580

The 6240-580 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6240 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-56bdfba5cd39]

Also known as: Sportsmatic, Flighty

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1991

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