Seiko Cal. 6643 - 494

Seiko 6643-494

The Seiko 6643-494 represents an important milestone in Seiko's 1999 lineup. Powered by the 6643 caliber with 32j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-527118cb02da]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
46mm
Case Thickness
11.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Champagne
Jewels
32j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1999

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