Seiko Cal. 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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