The acorn weights are cast iron. I can not find the makers mark. Please have a good look at the photos as this is part of the description of the condition. What you see in the photos is exactly what you will receive. The item "Old German Black Forest Musical Hunters Cuckoo Clock, Wood With 2 Doors" is in sale since Wednesday, July 29, 2020.This item is in the category "Collectibles\Clocks\Vintage (1930-69)\Cuckoo, Black Forest". The seller is "macna-0" and is located in Truro, Nova Scotia. This item can be shipped to Canada, United States.