Seiko Cal. 6612 - 722

The 6612-722 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6612 caliber with 31j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-85d9716d5413]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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