Chatsworth White Crackle Porcelain Round Rose Door Handle, Various Finish Rose & Handle Cap - RS800204-WHI-JCK (sold in pairs) from Door Handle Company
PBBUL291GL White Goldline Porcelain Door Handle On Backplate | e-Hardware
Victorian Vintage Reclaimed White Porcelain Pair Of Door Knobs Handles Old | eBay
Door handle interior - Porcelain and matte Nickel
Traditional Antique Brass Lever Door Handles (Pair) Choice Of Porcelain
Ceramic Door Knobs - White with Brass Collar
Floral Chintz Porcelain Door Knobs (Pair)
Frelan Hardware Porcelain Mortice Door Knobs, Silverline White - JC23 from Door Handle Company
Mortice Door Knob Set - White Porcelain Knob - Satin Chrome Rose