Emtek Contemporary Tubular Entry Set: Lausanne Style with Round KNOB on The Interior Side. 2 Backset Sizes Included 2-3/8 in. and 2-3/4 in. Color: Satin Brass, Model: 4819-US4 - Amazon.com
Emtek Egg Single Cylinder Keyed Entry Door Knob 5121E | Door locks, cabinet hardware, home alarms, custom doors, smart home products and custom doors.
Door Hardware | Emtek
Emtek 5109-MDC-US4 Modern Disc Door Knob Passage Set With Disk Rosette Satin Brass - DoorHardware.com