Seiko Cal. 6640 - 269

Seiko 6640-269

The 6640-269 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6640 caliber with 32j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-bfbb16214e63]

Also known as: Rally

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
35mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Black
Jewels
32j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1977

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