Please define reasonably priced AND how many sq. ft. you are talking about.

There is a broad difference of what people think is reasonable. SS tiles are just more expensive than ceramic and porcelain ones!

Try the Outwater architectural catalogue:

Here is a link that might be useful: outwater catalogue: metal tiles

Looking at about 27 square feet. I don't want mosaics-- minimum 4 x 4 if square but prefer 3 x 6 or 6 x 12 subway.

i have seen some on overstock

Have you checked out local tile stores? Here in Jersey we sell them for about 16/sf

Here are some:

http://www.glasstilestore.com/stainless-steel-2-x-6-metal-tiles-sold-by-the-square-foot-12-pieces-stainlesssteel2x6.html?gdftrk=gdfV25837_a_7c2296_a_7c8489_a_7cSTAINLESSSTEEL2X6&gclid=CPPG2ev9wrMCFQSf4AodbRIAHQ

Here is a link that might be useful: 3

Home Depot had some in the special order tile area at my store.

Here is a link that might be useful: HD tile