Costello Jewelry Company

Costello Jewelry Company Family-owned & community-driven small business with ethically-sourced rare gems and designer jewelry. Our Glen Ellyn store is located at 474 N.

Main Street, Glen Ellyn IL 60137. Telephone number (630) 790-3273

Costello Jewelry Company carries the following brands by category:

BRIDAL
-Atara, Coast, Diana, Parviz, SimonG, Tacori

COLOR
-ASBA Pearls, Bellarri, Bergio, Breuning, Gregg Ruth, MCR Gems, Rebecca

WATCHES
-Baume & Mercier, Breil, Carl F. Bucherer, Maurice Lacroix, Michele, Mont Blanc, Raymond Weil, Tissot

JEWELRY
-Belle E'Toile

, Bixby, FuFoo, Honora, Ice Link, Mont Blanc Pens, Nomination, Rembrandt, Zancan

Please visit our updated website for more details! http://www.costello.net/

A Mother is a person who loves unconditionally, the maker & keeper of precious memories, a person much loved and greatly...
05/08/2026

A Mother is a person who loves unconditionally, the maker & keeper of precious memories, a person much loved and greatly admired, the most amazing person in the world ✨ she deserves it all 💐💕

The SoHo collection from Dilamani gives that easy, city chic vibe. Cute, polished, and perfect for anywhere the night ta...
04/27/2026

The SoHo collection from Dilamani gives that easy, city chic vibe. Cute, polished, and perfect for anywhere the night takes you.

04/06/2026

Calling all April babies… this one’s for you! 🤍

04/04/2026

All this rain has brought a rainbow into our Downers Grove showroom! Featuring a 18.5ct multicolor Sapphire bracelet in 18k white gold! 🌈✨

Spring cleaning? More like spring accessorizing 💎✨
04/03/2026

Spring cleaning? More like spring accessorizing 💎✨

03/28/2026

Why settle for one diamond shape when you can have them all?! 💎

03/22/2026

Calling all March babies.. this one’s for you! 🩵

03/05/2026

Your love, inside a bespoke locket ✨

02/25/2026

Calling all February babies.. this one’s for you! 💜

Valentine’s mood board 💘What’s your dream Valentine’s Day gift?
02/11/2026

Valentine’s mood board 💘What’s your dream Valentine’s Day gift?

Girls don’t want flowers for Valentine’s Day…. They want diamonds 🤍✨💎
02/06/2026

Girls don’t want flowers for Valentine’s Day…. They want diamonds 🤍✨💎

Address

33 W Jefferson Avenue
Naperville, IL
60540

Opening Hours

Monday 10am - 6pm
Tuesday 10am - 6pm
Wednesday 10am - 6pm
Thursday 10am - 8pm
Friday 10am - 6pm
Saturday 9am - 5pm
Sunday 12pm - 5pm

Telephone

(630) 790-3272

Website

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