Lovely boxed set for you or a special person. Diptyque Car Diffuser Set PLUS 4 Inserts - FACTORY SEALED - Baies, 34, Roses, and Tuberose Original retail price: $195 Elegant and sophisticated, the Diptyque car diffuser uses an innovative system of cold diffusion. Simply attach to your car's ventilation grill to diffuse the fragrance of baies, roses, tuberose or 34. This set comes factory sealed, never opened, never used, never tested. Price is firm.