Rondel Dome - 98533http://www.ceilingmedallions.com/media/ecom/prodsm/98533-sm.jpgFocal Point Rondel Dome (98533) -- Ceiling Dome Dimensions: Ceiling Dome Inside Diameter: 59-3/4 in., Ceiling Dome Outside Diameter: 65-3/4 in., Ceiling Dome Rough Opening: 60-3/4 in., Ceiling Dome Opening Depth: 12-3/4 in., Ceiling Dome Interior Depth: 12-1/2 in., Ceiling Dome Medallion Size: 18 in.Focal-Point-Rondel-Dome-985330.00Classic Ceilingsin stockhttp://www.ceilingmedallions.com/Item/Focal-Point-Rondel-Dome-98533