You can buy a diamond at Tiffany, Blue Nile, or Costco, but there are some things you should know before buying one anywhere.

DEAR ABBY: My husband’s parents divorced when he was young, and he acquired a beautiful, solitaire diamond from his mother’s engagement ring ... We could sell it (it has been appraised ...

When it comes to selling an expensive jewellery item, such as a diamond engagement ring, there’s going to be a bit more at ...

he said. ?Tiffany does not directly sell diamond engagement rings through their Web site or the new iPhone app." Tiffany claims that it has been the world's premier jeweler since 1837. I do?take ...