The most valuable variety of ruby, of which the colour is deep red tinged with purple. Such rubies come from Mogok in Upper Burma, hence sometimes called a Burma Ruby. Flawless specimens are rare, andare the next most valuable of the precious stones after the emerald.A specimen weighing 20 carats in the rough and 7,50 carats after cutting was found in 1933. A synthetic ruby of this colour has been produced.
Pigeons Blood Ruby

Pigeons Blood Ruby
The most valuable variety of ruby, of which the colour is deep red tinged with purple. Such rubies come from Mogok in Upper Burma, hence sometimes called a Burma Ruby. Flawless specimens are rare, andare the next most valuable of the precious stones after the emerald.A specimen weighing 20 carats in the rough and 7,50 carats after cutting was found in 1933. A synthetic ruby of this colour has been produced.
References
From: An Illustrated Dictionary of Jewelry, autor: Harold Newman, publishers: Thames and Hudson



