Yves Saint Laurent "Downtown violet calfskin Large Tote"

i've been wanting this downtown bag in purple, but i don't know, there's always something inside me that not willing to make it happen :p
i guess my doubt is because of the depth of this bag is sooo big, i don't think it would hang well on my arm.

Violet supple grained calfskin with brushed gold-tone hardware, double snap-close pocket with dual zip-closures for expandability at front, dual buckle strap along front side, dual partial top zip closures, double handles measure 17½'' with 8'' drop; fits on shoulder, canvas lining with zip pocket and suede trim along interior top
size : 19'' at widest x 13½'' tall at center x 9½'' deep; weighs 3 lbs
currently retails for $1795 and on 20% discount for $1436 at www.bluefly.com
seen at : www.bluefly.com