Chopard Happy Diamond, vintage ladies watch

in 18kt yellow gold, ref. G3407 - 150300 - 5089 5, case 25x25 mm. on the sides two brilliant-cut diamonds circa 0.30 ct, champagne dial without indexes, diamonds of circa 0.50 ct moving on a black onyx background, sapphire crystal, slight defects, mechanical movement with manual winding, caliber R55, leather strap with golden metal buckle, signed case, dial and movement