Antique 18K (750‰) smooth yellow gold swivel "cachet" charm, the simple setting holding a three-sided smoky quartz engraved in intaglio on one side probably with the initials "FBT", one the moto "à moi" with a flower and the third side engraved with the coat of arms of a member of the BUTTET family, Count of TRESSERVE (Savoy), decorated with the order of Saints-Maurice-et-Lazare. H. Approx. 35 mm - Gross weight: 23.8 g This seal can be attributed to François Joseph Marguerite de Buttet, Count of Tresserve (1765-1841), Commander of the Order of Saints Maurice and Lazarus, appointed President of the Senate of Savoy by letters patent dated 24 December 1833, during the reign of Charles Albert, King of Sardinia (1798-1849). On 1 April 1788, he married Victoire de Manuel de Locatel (1766-1819), of whom he had no descendants.