Nostalgic Warehouse Studio Plate with Black Porcelain Door Knob & Reviews

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Studio Plate with Black Porcelain Door Knob

$215.00

Brass Latch/Catch/Bolt

$28.00

Buy Both: $243.00

Additional Features

Material: Featuring a forged brass backplate and smooth porcelain knob, this durable door knob set delivers a versatile, classic look suited for a range of interior door styles that are traditional and transitional alike.
Function: Privacy set - designed for interior doors like bedrooms and bathrooms, featuring a convenient push-pin locking mechanism for added privacy.
Easy Installation: Pre-mounted door knobs or levers allow for quick and easy installation, perfect for DIYers and homeowners updating interior door hardware. All installation hardware included.
Warranty: All Nostalgic Warehouse door hardware is hand-assembled in the USA and backed by a 5-year mechanical warranty, ensuring lasting quality and trusted craftsmanship.
Compatible with most interior doors — fits standard 2-1/8” bore holes, and door thicknesses from 1-3/8” to 1-3/4”.
Box Contents: Door knob and chosen plate for both sides of door, latch mechanism, privacy spindle, privacy pin, strike plate and mounting screws

Customer Reviews

Rated 5 out of 5 stars.

33 Reviews

Showing 1-5 of 33 reviews

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Rated 5 out of 5 stars.

Tonie-alishaMantua, NJ

Finish:Oil-Rubbed Bronze

Love these door knobs purchased fort french doors that divide my living room and office. Very durable and looks amazing. Love the shine of the knob.

09/28/2025

Rated 5 out of 5 stars.

Natalie

Backset:2.375",

Finish:Antique Brass

Exactly what I expected to receive. Nice porcelain knob. Very attractive and sturdy.

06/23/2024

Rated 5 out of 5 stars.

LynneEdgartown, MA

Backset:2.375",

Finish:Polished Brass

Solid and attractive. Easy to install. Have held up over time.

03/25/2023

Rated 5 out of 5 stars.

LynneEdgartown, MA

Backset:2.375”,

Finish:Polished Brass

These look great and have held up over time. Really solid knob.

03/25/2023

Rated 5 out of 5 stars.

DebbieWA

Finish:Antique Brass

These are like jewelry on our doors. Well made. A welcome upgrade.

02/11/2021

Overall Dimensions

4'' H X 2.5'' W

Backset

2.75"

Knob Diameter

2.25''

Edge Bore Diameter

1''

Overall Product Weight

3 lb.

Bore Hole Diameter

2.13''

Overall Depth - Front to Back

2.2'' D

Compatible Door Thickness

1.375"; 1.625"; 1.5"; 1.75"

Features

Function

Privacy (Bed & Bath)

Knob Shape

Round Knob

Rosette Shape

Rectangle

Material

Brass

Handle Orientation

Universal/Reversible

Lockable

Yes

Pieces Included

Strike, Key(s), Door knob and chosen plate for both sides of door, latch mechanism, privacy spindle, privacy pin, strike plate and mounting screws

Latch Included

Yes

Series

Nostalgic Warehouse Studio Plate Black Porcelain Door Knob

Trim Name / Collection

Studio

Door Intended Use

Interior

Core Type

Solid

Imported

Yes

App Enabled

Not App Enabled

Number of Knobs

Door Locking Mechanism

Push Button, Push

Strike Style

Full lip

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Nostalgic Warehouse

Studio Plate with Black Porcelain Door Knob

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Additional Features

Customer Reviews

30-Day Return Policy

Overall Dimensions

Backset

Knob Diameter

Edge Bore Diameter

Overall Product Weight

Bore Hole Diameter

Overall Depth - Front to Back

Compatible Door Thickness

Assembly

Assembly Required

Mounting / Installation Required

Features

Function

Knob Shape

Rosette Shape

Material

Handle Orientation

Lockable

Pieces Included

Latch Included

Series

Trim Name / Collection

Door Intended Use

Core Type

Imported

App Enabled

Number of Knobs

Door Locking Mechanism

Strike Style

Warranty

Product Warranty

Warranty Length