On eBay this week are mantel lusters similar to the I Love Lucy lustres that are usually seen  on top of the piano.
These are the same shape but painted differently. The seller has listed the two lustres separately:

http://www.ebay.com/itm/Antique-Majolica-Mantle-Luster-With-Large-Tear-Drop-Glass-Prisms-2-/231562341440
and
http://www.ebay.com/itm/Antique-Majolica-Mantle-Luster-With-Large-Tear-Drop-Glass-Prisms-1-/231562341356

See this post for more on the original ones.