The data reveals the latest trends of the most important qualities in a diamond engagement ring and what the younger ...

From timeless to indulgent, we've scoured the scene for best Valentine’s Day gifts for the season. Here are AD's picks.

For example, a 50-point diamond weighs 0.50 carats. But two diamonds of equal weight can have very different values depending on the other members of the Four C’s: clarity, color and cut. The majority ...