In sanskrit, ruby is called ratnaraj or "king of precious stones"
It was believed that by having a ruby one had the power
to acquire absolute wealth, power and happiness...
In Europe also, rubies adorned the crown as the king's gem
At least they thought it was a ruby at the time.
In some cases it was a spinel, garnet or carnelian
India also viewed the ruby in the same way.
From 2000 years ago among the red stones ruby
was known as the king of gems.
#2 was the red spinel
#3 was the garnet
Early on red stones were categorized
Countries with a jewelry culture were
developed societies with high culture.