Natural Yellow & Orange Diamonds | GIA Knowledge Sessions Webinar Series

Yellow and orange diamonds both owe their color primarily to tiny amounts of nitrogen in their structure. Yet, while yellow diamonds are the most common fancy color diamonds, orange diamonds are among the rarest. What causes the difference in color and rarity between yellow and orange diamonds? Join Senior Research Scientist Dr. Mike Breeding as he investigates the atomic-scale characteristics that produce the colors of these dazzling gems. Read more of Dr. Mike Breeding’s research: