Seiko Cal. 6644 - 489

The Seiko 6644-489 represents an important milestone in Seiko's 1986 lineup. Powered by the 6644 caliber with 30j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-58318c342763]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1986

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