Seiko Cal. 6644 - 916

Released in 1993, the Cal. 6644 with design code 916 was part of Seiko's domestic market collection. With its 19mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-85b8e8eb54de]

Also known as: Panda, UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1993

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