Seiko Cal. 6661 - 722

The 6661-722 is a sought-after Solar piece from Seiko's golden era. Powered by the 6661 caliber with 36j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-83feff9cb9e7]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1985

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