PeugeotWomen's Small Square Case Crystal Marker Genuine Leather Strap Watch

Are pins used on this watch, so I can change the watch band, with same size band, but different color?

I need new blue strap for this watch. Do you sell them?

the watch i just purchased was stated tobe in sale for $30.00 dollars in my.cart it came up at a different price ? help can i get the sale price.

Can the watch band be replaced ?