Raw Silk Wedding Dress Help?

I fell in love with a dress i saw in a consignment shop in Cary NC the shop was called gorgeouse gowns. But by the time i went back for it i, it was sold.
The gown is made of "Raw Silk" and is a ball gown shape it is strapless with a sweat heart neck line and has rhinestones at the hem and neck line. It coast 5000.00 originally ,, and was sold at the shop for 1200.00. I dont even know the designer. If anyone knows something please contact me! thanks