Seiko Cal. 6644 - 449

The 6644-449 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6644 caliber with 19j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-8d3e538f4d70]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1986

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