Seiko Cal. 6644 - 306

The Seiko 6644-306 represents an important milestone in Seiko's 1995 lineup. Powered by the 6644 caliber with 17j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-f5806c68c4f9]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1995

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