Contact Us

(619)777-8238

Make an appointment today or just come in during our business hours from 10am to 6pm.

(619)777-6265
info@knightdiamondcompany.com

Knight Diamond Company San Diego
255 3rd Ave.
Chula Vista CA 91910

Additional San Diego Locations:

El Cajon, CA – (On Mollison Ave.)

Downtown San Diego – (6th Ave. & E Street)

Clairemont, CA (on Balboa Ave.)

La Mesa, CA (Jackson Dr. across from Toys R’ Us, Ross’s & Walmart)

La Jolla, CA (on Girard Ave.)

Knight Diamond Company Manhattan
Empire State Building
350 5th Ave., 59th Floor
New York, NY 10118

Knight Diamond Company Long Island

We have Locations in Long Island in the following areas:

Hicksville
East Meadow
Glen Cove
Roslyn
Greenvale
Copiague
Commack
Westbury

Please call us for an appointment or directions.