Rhyncholaeliocattleya Pink Diamond is an orchid hybrid that was created by C.Iamsethi in 1982. It is a cross between Cattleya Queen and Rhyncholaeliocattleya Ewart McDonald that produces large pink flowers with sprinkled edges. The flowers are star-shaped, soft pink, and have a broad lip with striations. The name Rhyncholaeliocattleya Pink Diamond is currently accepted by the RHS.