Mannequin hands are one of the most requested items we get from our mannequin boneyard. While we sell brand new hands for displaying jewelry like these:

double firt

And hands to replace a broken hand from a mannequin like these:
Our boneyard hands are from distressed mannequins that we break up for their parts. So the poses, colors and shape of the fingers are really varied, which is what folks want. And often the hands are still attached to an arm which provides even more creative ideas for art projects and retail displays.
Here are just a few of the projects that people have done with mannequin hands.
A display of jewelry –jewellery-designer-elke-kramer.html

A display for handbags and accessories
Light fixtures

And Halloween displays like this one from Martha Stewart