There are a number of sites where you can submit your jewelry for a possible mention. There are tons of shopping blogs! Here are some where you may want to consider submitting your work.
Daily Candy there’s a Daily Candy specifically for a number of diferent cities, see if your city is listed.
And there’s a huge list of sites over at The Switchboards, in a post by Amy Peters. Here’s the link to that list.
If you have a site to suggest, please post a comment. Thanks!