Seiko Cal. 6644 - 350

Released in 1995, the Cal. 6644 with design code 350 was part of Seiko's domestic market collection. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-40ef1fe73e96]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1995

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