Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading ...
You can display the asset rates in 27 different time frames: Tick chart (the most precise data), Intraday (18 time frames available, from 1 to 720 minutes - that is 12 hours), Daily, Weekly ...