Pararescuemen are known as PJs, for Pararescue Jumpers. They hold a very unique position as USSOCOM (indeed all of DODâs) only specific CSAR (Combat Search and Rescue) career field, trained and equipped to conduct both conventional and unconventional recovery missions, CASEVAC and MEDEVAC. They are not simply medics, and they are anything but unarmed.
This weight (one carob seed) as later standardized to be 1 carat, or 1/5th of a gram, hence a five carat diamond equals 1 gram and 155.51 carats equal one ounce. The one carat weight is then broken down into 100 equal parts called points; 75 points equal 3/4 of a carat, 50 points equal 1/2 of a carat, etc. The significance of the weight is like the other quality grades. Rarity, now by virtue of the diamonds size and weight.
The carat (ct) is the official unit used to measure a diamondâs weight and relative size. Half carat diamonds are equivalent to 100 milligrams, or 1/10 gram. The Standard. In recent years, the one carat diamond has become a traditional engagement ring standard.