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Proper Diamonds — Custom Engagement Rings

Custom Engagement Rings

Design your custom ring online using our new 3D engagement ring builder.

Design Your Ring
Diamond Engagement Ring

The Custom Design Process

Begin with our online 3D engagement ring builder, then visit our showroom to perfect every detail with your dedicated engagement ring specialist.

  • ✏️
    Design your ring online in stunning 3D
  • ✨
    Pick out your center stone in our Santa Ana, CA showroom
  • ✅
    Finalize & order your ring with our expert team
Start Designing
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"Absolutely obsessed with the 3 carat custom oval rose gold engagement ring I ordered from them!! The customer service is amazing and the ring is everything I could've hoped for and more!! Literally can't stop staring at how beautiful it is!! Highly recommend!!!"
Logan Ann Google Review

Build Your Engagement Ring Online

Use our 3D ring builder to design your custom engagement ring. Visualize your creation in real time and customize every detail from the comfort of your home. Come visit us in-store to pick out diamonds & finalize your design.

3D Ring Builder Screenshot
3D Ring Builder
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"I recently had the pleasure of designing and purchasing a custom engagement ring for my fiancée at Proper Diamonds with Dara, and the experience exceeded all expectations. The process was seamless, professional, and genuinely enjoyable."
Harrison Google Review

Why Proper Diamonds?

Founded in 2024, Proper Diamonds is a proudly women-owned lab diamond store rooted in the heart of Orange County, California. We're redefining modern luxury with ethically grown diamonds that never compromise on beauty, brilliance, or values. At Proper Diamonds, we believe everyone deserves jewelry that reflects their individuality - crafted with intention, quality, and conscience. With a focus on transparency, sustainability, and personalized service, we're here to help you find or create something truly special - because you deserve diamonds done properly.

Engagement rings are the heart of our business and we take pride in helping craft a ring that will represent your love story and last a lifetime. We have a large selection of engagement ring styles in stock at all times and can work with you to design a fully custom engagement ring as well.

Our 3D ring builder is the best of both worlds — you get to design a fully custom ring and we can have it ready for you in just a couple of weeks at a great price, fully customized around your center stone. Come visit our Santa Ana showroom to design your custom engagement ring in person or start your journey online using our cutting-edge 3D Ring Builder. Once you have a design you like, schedule an appointment so we can discuss diamond options and finalize your design.

Build Your Custom Ring

Visit Us

4 Hutton Centre Drive, Suite 155
Santa Ana, California 92707

Your love story deserves a custom engagement ring.

Design Your Ring Now