There is some chipping and rough edges around the hole in the center. The hole is approximately 1/2 in Diameter. The parameter of the glass is perfect without any chips or noticeable cracks.Glass might need some cleaning. The dome projects approximately 2 out. Please refer to pictures for measurements and details. Pictures are part of description. The item "Vintage Art Deco Light Green Pressed Glass Lamp Shade 12-1/8 In Diameter #51" is in sale since Wednesday, January 30, 2019. This item is in the category "Collectibles\Lamps, Lighting\Shades". The seller is "bookmastic" and is located in Freehold, New Jersey. This item can be shipped to United States, Canada, United Kingdom, Australia, Ireland, Mexico, New Zealand, Singapore, United arab emirates, Malaysia.