Diamant Acier
Main Photo
Category:  Cranksets
Name:  Diamant Acier
Brand:  Diamant
Years:  Late 1950's - Late 1960's
Country:  France
Added By: Munny on 01/08/13
Updated By: Munny on 09/03/15
Additional Photos - click for full size
Diamant AcierDiamant AcierDiamant AcierDiamant Acier
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Chainring CountDoubleBCD N/A
BB StyleCotteredPedal Threads9/16" x 20 (English)
BB Length 170Flutes Crank Arm
Lengths Arm/Spider MaterialSteel
Front MarkingsNoneBack MarkingsAcier Diamant Modèle déposé
Extractor Threading N/A (Cottered)  
General Information

Very unusual Belgian crank

Belgian and not French because otherwise it would have been stamped SGDG and not modèle déposé

I (Munny) was wrong. This is french and the brand is .... I let you find 

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Additional Resources
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Brand Information(click to expand)
 A well-known bicycle manufacturer and germany's oldest still produced bicycle brand. They are famous for their racing bicyles until the 1950's years.
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