Its a replica of Taino artifacts and I think it comes from Los Hermanos Guillen, who make and sale this replicas in Yamasa, a municipal of Monte Plata.
I went and bought one in person from them. Here's a pic of it:
<table style="width:auto;"><tr><td><a href="http://picasaweb.google.com/lh/photo/3t5yijn8m5ylXIfBVYCX5A?feat=embedwebsite"><img src="http://lh5.ggpht.com/_rGY_CR0sg50/S8oIyaZpu3I/AAAAAAAAAjo/rH027TqPrcg/s144/IMG_0252.JPG" /></a></td></tr><tr><td style="font-family:arial,sans-serif; font-size:11px; text-align:right">From <a href="http://picasaweb.google.com/edejesus196/Souvenirs?feat=embedwebsite">Souvenirs</a></td></tr></table>