Fenton Fenton Blue Opalescent "Cent of Nails" Mini Vase. Fenton Art Glass Company produced handmade art glass from 1905 to 2011. "Cent of Nails" is a Fenton series with a nail motif. It has collectors not only in America but all over the world. It is characterized by its unique design and colors. This was purchased from an antique shop in America. Made in the USA, it was manufactured in the 1940s-1950s. Size: Mouth diameter approx. 10cm (max) Bottom diameter approx. 5.3 cm Height approx. 9cm (max) Antique, vintage, and collectible products have gone through many decades. There may be imperfections from the manufacturing process, as well as small scratches and damage that cannot be fully captured in photos. These are also characteristics of the items, so please understand before purchasing.