Make it a holiday and go to the diamond mines in South Africa or Namibia to see them digging it out.
Its a magical experience and you can get blood diamonds at a much better price than store bought.
Indeed. How fucking shallow and sexist is it to expect your partner to shell out thousands of dollars on a useless piece of carbon that literally becomes worthless as soon as it's sold? And I bet these people are all about "gender equality" too.