This antique miniature oil lamp is unmarked but dates to the late 1800s. The lamp is in excellent condition with almost no wear. There are no major chips, cracks or damage with the only issue being two tiny nicks on the base that are too small to photograph. The lamp base has the Greek Key design which was popular around the last part of the 1800s. The lamp base (glass is about 4 1/2" high and 3" across the base. The chimney appears to be original and is 4 1/2" high, 7/8" across the top and 1 1/8" across the bottom. Texas residents to pay 8 1/4% sales tax or provide exemption information.