MOGOK RUBY.(MYANMAR) Blood red ruby gems have captivated people's hearts and imaginations for centuries. Auction houses like Sotheby’s and Christie’s have witnessed fierce bidding wars over exceptional specimens, driving prices to unprecedented levels. Rubies from historically renowned sources, such as the Mogok Valley in Myanmar, often command higher prices due to their storied provenance and reputation for producing top-quality gems. In 1996, the Swiss gemological laboratory GRS, headed by Dr.