Pocket chronograph in yellow gold

MATERIAL: yellow gold DESCRIPTION: pocket chronograph, double gold case with engraved engagement on the inside back, engraved on the outside with PO, white enamel dial with black Arabic numerals, two additional dials at 3 and 9 o'clock, hands douphine, 3-hour charging bezel, manual winding, to be re-measured MEASUREMENTS: mm 45 WEIGHT: gr 87.6