Seiko Cal. 6641 - 250

Seiko 6641-250

The Seiko 6641-250 represents an important milestone in Seiko's 1998 lineup. Powered by the 6641 caliber with 33j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-b778cf0e71b0]

Also known as: Tuna, Rally

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
35mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
30m
Dial Color
Champagne
Jewels
33j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1998

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