The key is a modern repro with the ST Logo. Dimensions: 15" L x 11" H x 7 1/2 W.Look at the pictures and see the condition of this clock, which is amazing since it was mfd. About 118-128 years ago (the lable shows a patent date of 1880). The clock face is brass w/paper numerals behind that; all appearing original. There is a blemish in the black finish of the clock on the front (see photo #11). It runs and chimes the half hour and hour. The item "Antique Seth Thomas 4 Column Green Black Adamantine Mantle Clock RARE" is in sale since Sunday, March 31, 2019. This item is in the category "Collectibles\Clocks\Antique (Pre-1930)\Shelf, Mantel". The seller is "james1657" and is located in Atlanta, Texas. This item can be shipped to United States.