Stampin' Up! has a set of 8 stamps that say "handmade" in a variety of ways. It's called Creatively Yours
And you can order a customized single stamp that says "hand stamped by" and then your name (page 146 of the Idea Book & Catalog).
Stampin' Up! Online Ordering
This is the link to my online store and then go to the upper left side and do a search for the Creatively Yours stamp set.
I hope this link works....this is the catalog with the customized stamps (go to page 146).
I hope this helps! Sandra
If you have any problems or questions, send me a PM or email me.