Put the stones on eBay or Craigslist or the TSF classifieds here. Seriously. Stop throwing good money after bad money, and stop throwing good time after bad time.
I would suggest to her that you're in business to keep the doors open, and you had hoped that your agreement would do that for both parties. Since she felt it was necessary to go elsewhere, you wish her luck, and you're happy to provide her service at your normal retail price.
$5 sounds ridiculously low. Figure out how much time the order takes to do -- INCLUDING your sales time with her. Then figure out your labor rate. Be good to yourself. Figure out your item prices, and waste prices. Then quote a reasonable quote.
I would suggest to her that you're in business to keep the doors open, and you had hoped that your agreement would do that for both parties. Since she felt it was necessary to go elsewhere, you wish her luck, and you're happy to provide her service at your normal retail price.
$5 sounds ridiculously low. Figure out how much time the order takes to do -- INCLUDING your sales time with her. Then figure out your labor rate. Be good to yourself. Figure out your item prices, and waste prices. Then quote a reasonable quote.