ArtFire is a marketplace for handmade, artisan and vintage products, as well as craft supplies.
Each seller on ArtFire has their own listing. They also have the option to customize their store, by featuring products, including a bio about their business or adding blog articles.
ArtFire offers a number of tools to help sellers, including a bulk editing feature, options for creating sales, and a remote checkout widget which can be added to the seller's blog or website.
From $4.95 to $40 per month for a "shop", plus listing fees and final valuation fees.