They are: Cut, Color, Clarity and Carat weight.
The 4 C’s of a Diamond
They are: Cut, Color, Clarity and Carat weight. Each of the ‘C’s” plays its role in producing the most beautiful stone to create Fire and Scintillation. They also figure into the cost or it’s value.
Birthstones
The history of the birthstone comes from the story of Aaron’s Breastplate which had 12 Gemstones. One each for the twelve tribes of Israel. As we understand it today, one would wear the stone from one’s own tribe as a talisman for good luck. Giving birth to the popularity of wearing a birthstone.