The Diamond Bar STL | Custom Fine Jewelry and Engagement Rings

There is custom jewelry.. and then there is OUR CUSTOM JEWELRY! See the difference for yourself.

named one of the 2024 coolest jewelry stores in america by instore magazine

Welcome to Our Online Showroom!Discover new pieces added weekly. To explore our full collection, visit us in-store—we’d love to see you!

BOOK YOUR CUSTOM APPOINTMENT

DIAMONDS AND DRINKS

At The Diamond Bar, finding a diamond is more than a purchase—it’s a perfectly tailored experience. Just like the originality of your piece, we customize our experience to suit you. Boasting a fully stocked wet bar, The Diamond Bar’s intimate and inviting atmosphere inspires your boldest decisions.

THE DIFFERENCE YOU CAN SEE

We search through thousands of diamonds to hand select the perfect diamond for you. Through our ethically sourced diamond cutters, we go beyond the 4c’s to see a diamond for its true beauty with an expert eye. Our precise process ensures we give you the absolute best quality diamond for an exceptional value.

Featured products

14K "5" Stone Floating Diamond Necklace 50/100CTW

14K "5" Stone Floating Diamond Necklace 50/100CTW

Regular price $2,750.00 USD

Regular price Sale price $2,750.00 USD
Unit price per
14K Asymmetrical Heart Stud Earrings

14K Asymmetrical Heart Stud Earrings

Regular price $250.00 USD

Regular price Sale price $250.00 USD
Unit price per
14K Baguette and Round Diamond "Huggie" Triple Row Hoop Earrings

14K Baguette and Round Diamond "Huggie" Triple Row Hoop Earrings

Regular price $4,650.00 USD

Regular price Sale price $4,650.00 USD
Unit price per
14K Baguette and Round Diamond Stackable Wedding Band

14K Baguette and Round Diamond Stackable Wedding Band

Regular price From $2,350.00 USD

Regular price Sale price From $2,350.00 USD
Unit price per
14K Baguette Garnet and Diamond East West Ring

14K Baguette Garnet and Diamond East West Ring

Regular price $1,500.00 USD

Regular price Sale price $1,500.00 USD
Unit price per
14K Blue Topaz East/West Set Baguette Stackable Ring

14K Blue Topaz East/West Set Baguette Stackable Ring

Regular price $1,225.00 USD

Regular price Sale price $1,225.00 USD
Unit price per
14K Braided Pave Diamond Bracelet 39/100CTW

14K Braided Pave Diamond Bracelet 39/100CTW

Regular price $10,350.00 USD

Regular price Sale price $10,350.00 USD
Unit price per
14K Cultured Seed Pearl Circle Necklace

14K Cultured Seed Pearl Circle Necklace

Regular price From $700.00 USD

Regular price Sale price From $700.00 USD
Unit price per

EXPERIENCE THE DIAMOND BAR

Drop in for a complementary beverage to see our selection of diamonds or get in touch with our expert craftsman.

awards

2024 platinum list jewelry winner
platinum list 5 years in a row
Top 10 award in customer service
awarded 2024 coolest store in america by instore magazine