To buy a high-quality ruby, you should look for reputable online dealers or established physical jewelry retailers. The most prestigious rubies historically come from , but notable high-quality stones also originate from Mozambique , Sri Lanka , Madagascar , and Thailand . Top Places to Buy Rubies

: Known for a vast selection of loose rubies, providing detailed education on origin and quality factors.

: Most rubies on the market are heat-treated to improve color and clarity. Always ask if the stone has undergone more aggressive treatments like lead-glass filling, which significantly lowers its value.

: Established brick-and-mortar jewelers like Ritani allow you to inspect the stone’s color and "silk" (fine needle-like inclusions) in person before purchasing. Key Buying Tips