Lab-Grown Diamonds

The Perfect Diamond, Perfectly Priced. Welcome to Canada's premier destination for lab-grown diamonds. At Jacob Mercari, we offer a vast selection of high-quality, ethically sourced lab-grown diamonds at exceptional prices. Find the perfect center stone for your engagement ring or custom jewelry piece. Browse our inventory below and discover the brilliance of lab-grown diamonds today.

Lab-Grown Diamond Guide

Shop Best Selling Engagement Rings

Quick buy
The Classic Solitaire
From $950.00 CAD
Quick buy
Hidden Halo with Side Stones
From $1,610.00 CAD
Quick buy
Three-Stone with Pavé Band 3
From $2,120.00 CAD
Quick buy
Hidden Halo and Side Diamonds
From $1,250.00 CAD
Quick buy
The Twisted Pavé
From $1,650.00 CAD

Create a Custom engagement ring

Custom design is our specialty! Book an appointment in Toronto or Online.

Start your journeyView Portfolio

Frequently Asked Questions

How long will it take my diamond to arrive?

Lab-grown diamonds purchased will ship in 6-14 business days. We ship with FedEx insured priority next-day delivery. Shipping times may vary due to customs or other unforeseen events.

We will keep you updated regarding any disruptions.
Do lab-created diamonds come with a certificate?

Yes, our lab-grown diamonds come with a diamond certificate from GIA or IGI.

The diamond grading report number is laser etched onto the girdle of each diamond.
Do you sell engagement rings to fit the diamond I select?

Yes, we do!

Visit our engagement rings builder page to to complete your ring, or contact us to book an appointment to make a custom ring.

We are happy to assist with any questions you may have.
From our people
From our people
“Favorite jeweler in town! Made my dream rings here and can’t wait to make more jewelry with the amazing team at Jacob Mercari”
— Tara