Antique Victorian Gold Filled Book Chain Necklace

Antique and unique gold filled necklace is unmarked and tests as gold filled, and features a removeable scenic village pendant.  The pendant features yellow, rose and white gold finishes to create depth to the scene, and it measures about 1 inch by about 2 inches wide.  It possibly had a dangle from the bottom which is now long gone.  The chain has a width of 3/8 inch and a length of 19 inches, and the total length of the necklace, including the pendant is 21 inches.  The necklace weighs 31 grams and it is in great vintage condition.