Victorian Custard Glass Butter lid.  Pattern is Louis XV.  It was made by The Northwood Company.  Circa 1900. If you have the base for this top, now you can have a complete Butter Dish. Glows under the black light.  The gold looks very good as you can tell by the picture.  There are only a couple of places on the leaves where there is minor roughness. Ht. 3 3/4".  Inside Diameter is 5".