伯爵，一枚18K白金链带腕表，及一枚18K金椭圆形青金石表盘链带腕表，型号924 B11 及型号9801 A6，约1975 年制

SIGNED PIAGET, REF. 924 B11 AND 9801 A6, MOVEMENT NO. 6'906'058 AND 752'566, CASE NO. 178'366 AND 257'567, CIRCA 1975