Seiko Cal. 5680 - 806

The 5680-806 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5680 caliber with 20j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-efda22c8a03f]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1972

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