Marylebone Antiques has dated this piece to the 1910s.
I would date this lamp stand to around the 1910 period.

Please enlarge all of the images to see all the wonderful details, like the rams heads, swags, paw feet & all the fine castings.
Width base – 13 inches, 33 cm
Width shade – 25 inches, 64 cm
Height to socket – 59 inches, 150 cm
Height to shade – 64 inches, 163 cm
Marylebone Antiques has dated this piece to the 1910s.
Specialist in english, french and swedish antique furniture & decorative items circa 1750-1950s.
You can view the stock and full dealer information on the Marylebone Antiques Profile Page