Dollhouse Miniature Oil Lamp with Hobnail Shade in Ice Blue | eBay Non-Electric. Looks just like Hobnail depression glass! Chrysnbon Miniature Products are all beautifully handcrafted in the USA of polystyrene. Measures: 1 3/8 in wide at the widest point x 1 7/8 in tall. Designed for the 1:12 scale miniature setting.