Has a 2 3/4 fitter at top, that looks to have been for a pendant or other fixture. I have looked over carefully and can not find a makers mark or damage on the shade.Last 3 photos are of what I rigged up to fit a table lamp I have. I can't guaranty it will work with what you have. We welcome your questions and thanks for your interest. The item "Vintage Stained Glass 13 Shade Jewels Roses Tiffany Style Pendant Fixture Lamp" is in sale since Saturday, December 14, 2019. This item is in the category "Collectibles\Lamps, Lighting\Shades". The seller is "ccantiquesnh" and is located in Bethlehem, New Hampshire. This item can be shipped to United States.