Seiko Cal. 6680 - 240

The 6680-240 is a sought-after Solar piece from Seiko's golden era. Powered by the 6680 caliber with 18j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-1292290bf59d]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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