This is a vintage brass candlestick holder. 
It features a round, heavy base and a bulbous midsection. 
The top has a wide bobeche (wax catcher) and a central spike for securing a pillar candle. 
Similar items are often described as antique or vintage German brass, dating from the 19th or 20th century. 
The item has a natural patina consistent with age and use. 
Size
Tall - 6 inches
Base - 4 inches