Since ancient times, diamonds have been stunning and attractive to the whole world, from the Indian subcontinent to Iran and Europe and other parts of the world. Remarkable features of diamonds are excessive hardness, high refractive index, high thermal and electrical conductivity, astronomical luxury and beauty benefits. Diamond is "Heera" in Hindi, "Almaas" in Persian and Varjmani or Indramani in Sanskrit.
the highest quality diamonds are totally colorless generally, whereas lower quality diamonds can often have a slight yellow tint. Diamond color is measured using the color scale which goes from D (colorless) all the way to Z (light yellow or brown in color).
Gemology is the scientific study of gemstones, which often involves the study of mineralogical fundamentals such as formations, genesis, localities, physical properties and identification of gemstones.
Diamondology is a science of knowing diamonds (Cuttings, Color, Carat, Clarity, Hardness, …) When selecting a diamond, it's important to know the aspects of each stone. Cut, color, carat and clarity (that called 4Cs.) are among the most common factors, along with various others.