|British Imperial State Crown with the largest Burmese Ruby|
which has a historical Burmese name "Nga Mouk" Ruby.
The main ones are Mogoke and Kyatpyin, but gems are also found in the valleys surrounding the villages of Bernardymo, Chaung Gyi, and Kyauk Pya That; they are also produced in the Kabaing and Kin valleys. Mogoke nowadays has approximately 300,000 residents and Kyatpyin around 250,000. But in 1880s Mogok as a small town had only about few hundred inhabitants.