Jigsaw grey leather backpack

Jigsaw is a brand from London. This bag is leather and lined in cotton canvas. It has the backpack strap and a top handle strap. All of these are removable and can be worn different ways. There is a stain on the inside bottom of the bag (pictured). Just makeup and it can not be seen from the outside. The dimensions are approximately; 12 inches high, 13 inches wide and 5 to 6 inches across bottom of bag. It closes together by leather straps and a magnetic closure.