Vintage 1.875 in. Concentric Circle Solid Passage Brass Knobs

Most are gold in color. Priced as a pair of knobs with spindle.

Vintage Polished Round Plain Brass Passage Door Knob & Plate Set

Antique NYC Board of Education Door Knob Mono Lock Set For Sale at 1stDibs

First Watch Passage Door Knob Set Solid Brass Vintage Style With Spind

Brass Semi Circle Door Hardware

Antique Solid Brass Concentric Art Deco Privacy Door Knob Set

Cast bronze doorknobs with a concentric design. The manufacturer is unknown. Priced as a pair of knobs with spindle.

Vintage Concentric Circle Cast Bronze Passage Door Knobs

Round Rose with Cambridge Door Knobs - Passage / Hallway / Closet

HOM-outdeer Brass Cabinet Knobs and Pulls Solid,Aged Gold Round

First Watch Passage Door Knob Set Solid Brass Vintage Style With Spind