rossiniquartz,casioquartz

2014 fashion rossini male watch strap stainless steel quartz
罗西尼(rossini)手表 男士女士石英情侣腕表超薄简约时尚个性学生防水
rossini watch fashion wrist watch quartz watch men's watch 514
99大促马上开始喽
手表里"quartz"代表什么?