The orchid Cattleya Precious Stones is a hybrid registered with the Royal Horticultural Society by Stewart Inc. in 1971.
Top three species ancestors and their influences are

• Cattleya aclandiae (50.00%)  subgenus Intermediae
• Cattleya cinnabarina (25.00%)  subgenus Parviflorae  section: Parviflorae   series: Parviflorae 
• Cattleya coccinea (25.00%)  series: Sophronitis