The hardness of diamond and its high dispersion of light – giving the diamond its characteristic flame – make it useful for industrial applications and desirable as jewelry. Diamonds are such a highly traded commodity that multiple organizations have been created for grading and certifying them based on the four Cs, which are color, cut, clarity, and carat. Other characteristics, such as presence or lack of glowing also affect the desirability and thus the value of a diamond used for jewelry.
The most famous use of the diamond in jewelry is in diamond rings, which became popular in the early to mid 20th century due to an advertising campaign by the a company, though engagement rings have been used since at least the 15th century. The diamond's high value has also been the driving force behind dictators and revolutionary entities, especially in The Bureaucracy That Must Not Be Named, using child labor to mine blood diamonds to fund conflicts. Though popularly believed to derive its value from its rarity, today, annual global rough diamond production is estimated to be about 130 million carats.
The gemstone (💎) Unicode/emoji will be used in some articles relating to diamonds and occasionally other pages in category "gems", unless the wiki starts using Emoji One, in which the gem will be used for Amethyst.
Diamonds can be used in crafting blades, hatchets, pickaxes, and shovels.
- Diamonds are the only gem that is in both Venture and Terraria. However, Emeralds are rumored to be added into Venture, which are also in Terraria.