1. The site has the nessesery tags to be included in search engine results. However, maybe a fuller description may be wise on the homepage, and create an About Me page with details of your business. 10 hits a day is not bad to be honest - and eventually Im sure your site will be picked up.
2. If this is your first site, its very good. However as always - anything can be improved! I dont see any major points that need recitifying. It seems already a easy to navigate website. Well done.
3. There's nothing thats criticaly wrong with the site, it follows good rule of navigation too.
Try submitting to search engines, and finding other websites that have vintage watches and asking them to swap links. The more links you have in most cases = more visitors.
Also try trading on Ebay for more publicity.