Shop Smaller Works › Abstract Gem 150 - 12"x18" Abstract Gem 150 - 12"x18" $650.00 Mixed Media Collage on 12”× 18”×1.5” inch cradled wood. Finished with cold wax. Free shipping in the U.S. Add To Cart Added! Mixed Media Collage on 12”× 18”×1.5” inch cradled wood. Finished with cold wax. Free shipping in the U.S.