Custom Lab-Grown Diamond Jewelry - Made Just for You

Welcome to Estrell.

Discover refined jewellery crafted with exceptional lab-grown diamonds. Each piece comes with a certificate of authenticity, guaranteeing outstanding quality and brilliance.

Swiss-designed, crafted in Belgium with IGI-certified diamonds.
Create a one-of-a-kind piece - with personal guidance and exceptional value.


Engagement rings from CHF 1,800 · Diamond studs from CHF 1,200


Begin Your Custom Piece.

Engagement Ring Configurator

Create Your Ring

Custom Made Jewelry

Shop Now

Custom Engagement Rings

Learn More

Estrell Stories. Real Sparkle.

★★★★

I designed a custom engagement ring with Estrell and it turned out even better than I imagined. The whole process was super easy and the team really listened to what I wanted.

Ivana
Switzerland
★★★★★

"Working with Olga at Estrell was completely different from any jewelry experience we had before. Instead of simply choosing a ring, she took the time to understand our story and what felt meaningful to us. The engagement ring she helped create is perfect - it truly feels like it was made for us."

Anna & Daniel
Germany
★★★★★

"From the first conversation, I felt completely comfortable and guided. Olga’s honesty, knowledge, and attention to detail made the experience effortless. I would trust her again anytime when choosing such an important piece."

Bianca
Switzerland
★★★★

"These gold earrings I've created for my wifes birthday are absolutely stunning! They arrived in just two weeks, beautifully packaged in a sleek, elegant box."

Fabian
Switzerland
★★★★★

I bought myself a bracelet just for fun and I can’t stop looking at it. Seriously looks like a natural diamond but without the crazy price tag.

Anna, 24
Geneva, Switzerland
★★★★

"Great experience all around. I got a simple pair of earrings for my wife."

Chris
UK
★★★★★

"What made Estrell so special for us was how personal everything felt. Olga took the time to understand our story and what we wanted the ring to represent. The result is a piece that feels deeply meaningful to us."

Julia & Marc
South Africa

Diamonds Designed Around You

Hi, I’m Olga.

For me, jewelry is never just about the piece itself - it’s about the person who will wear it.

That’s why I take the time to truly understand you: your story, your style, and the moment you want to capture. Together, we’ll create a piece of jewelry that feels deeply personal and uniquely yours.

Because the most beautiful pieces begin with connection.


Olga Davidovic 923 Partners