Yellow gold 750 thousandths collar watch, white enamel dial with Arabic numerals and gilt railway minute track, guilloché back covered with translucent red enamel applied with ermines, gold clasp and dust cover, engraved on the back with "BREVETE SGDG" (dents to the enamel). Hand-wound mechanical movement. Master goldsmith's hallmark S. G. N° 98988 on back and dust cover. Diameter: 23 mm Gross weight: 12.8 g All watches were function-tested at the time of writing. Except for the mention of a mechanism "to be overhauled", the watches were functional. However, the accuracy of the movements is not guaranteed, nor is the operation of the watches beyond the date of sale.