Many gem experts describe the hue of the Graff ruby as “pigeon blood red,” a lyrical phrase that predates the age of the gem laboratory. “It’s not a well-defined term, and it was not very well defined in the past,” says Richard Hughes, a ruby expert and director of Lotus Gemology in Bangkok, Thailand, who adds, “The highest prices are paid for red red, like a traffic light.”
- 8.62 carats, cushion-shaped, from Myanmar
- Sold for $8.6 million (CHF $8.3 million) at Sotheby’s Geneva, November 2014
- At the time, it set a world record for the most expensive ruby at auction. It is now the fourth most expensive at auction, after the Sunrise Ruby, the Crimson Flame, and the Jubilee Ruby.