"The .357 SIG is a European designed round. Which means the designers think in millimeters, not caliber (hundredths)."
The round was conceived of in the United States by SIG USA personnel and then developed in conjunction with Federal Cartridge, a US company.
"The gift which I am sending you is called a dog, and is in fact the most precious and valuable possession of mankind" -Theodorus Gaza
Baby Jesus cries when the fat redneck doesn't have military-grade firepower.