Seiko Cal. 6644 - 980

The 6644-980 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6644 caliber with 31j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-2694bda296d5]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1999

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