Kingsman Hardware Crystal series K9 Crystal with Chrome Round Contemporary Cabinet Knob (20-Pack) in the Cabinet Knobs department at Lowes.com
Enfield Collection - 1 3/8" Waldorf Crystal Cabinet Knob in Polished Nickel by Nostalgic Warehouse - 750037 | Knobs 4 Less
1-5/8 Inch Classic Crystal Cabinet Knob with Polished Chrome Base - 9003-CR-40 - GlideRite Hardware
Kingsman Hardware Crystal series 1-5/8-in K9 Crystal with Chrome Base Round Contemporary Cabinet Knob (20-Pack) in the Cabinet Knobs department at Lowes.com
allen + roth 1-3/16-in Matte Black Geometric Traditional Cabinet Knob (10-Pack) in the Cabinet Knobs department at Lowes.com