Vintage 826 silver Art Nouveau brooch by Danish silversmith Oscar F. Dahl. Oscar Dahl worked in Copenhagen between 1904 and 1937. The silver grade of 826/1000 suggests that this was an early piece of the company, possibly around the time Kay Bojesen was working for Dahl from around 1913. Centered with an agate cabochon. Marked with OFD 826 S.
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