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Princess Cut Lab Diamond Engagement Rings and Wedding Bands

Ada's Princess Cut Lab Diamonds Are... 

Our Curated Collection of Princess Diamonds

Choose from our hand-selected, pre-vetted, in-house inventory, immediately available for sale.

Shape
Price
CTW
Color
Clarity
PrincessPrincess
$1,400
1.03EVVS1
PrincessPrincess
$1,500
1.19EVVS2
PrincessPrincess
$1,400
1.19EVS1
PrincessPrincess
$2,700
1.59EVVS2
PrincessPrincess
$4,050
2.06DVS1
PrincessPrincess
$3,650
2.17EVS1
PrincessPrincess
$4,550
2.71FVVS2
PrincessPrincess
$6,950
2.99DVVS1
PrincessPrincess
$6,450
3.09DVS1
PrincessPrincess
$9,350
4.02EVS1

Not finding what you're looking for?

Our friendly Diamond Concierge Team is available to answer any questions and to help you choose the perfect diamond.

Name
Synthetic Diamonds Princess Petite Four Prong Pavé Setting in (Profile View)

Best Selling Princess Engagement Rings

Princess Eternity Band featuring Diamonds (Profile View)

Best Selling Princess Wedding Bands

You Deserve the Best

The Best is Ada Diamonds

The _Best_ Diamonds on Earth

The Best Diamonds on Earth

We are discerning diamond experts that reject over 95% of lab diamonds as beneath our quality standards. Just like mined diamonds, not all lab diamonds are created equal. You can rest assured that diamonds purchased from Ada Diamonds are of superlative quality, fire, and brilliance.

Custom Made-to-Order Jewelry

Custom Made-to-Order Jewelry

Every engagement ring and piece of fashion jewelry from Ada Diamonds is bespoke and made by award-winning artists in the United States. Feel inspired to modify one of our existing collection pieces or design from the heart.

Unparalleled Client Service

Unparalleled Client Service

A purchase this important deserves an impeccable buying experience. Our friendly Diamond Concierge are reachable day and night, able to answer any questions, and committed to creating the perfect ring for you, guaranteed.

We Know _Luxury_

We Know Luxury

Whether it’s sensational diamonds, one-of-a-kind high jewelry, or bespoke opportunities with iconic brands, we treat each client experience with the seriousness it deserves.

Frequently Asked Questions About Lab Diamonds

Follow @AdaDiamonds for Daily Examples of Our Artistry

© 2025 Alexander Primak Jewelry Inc. All diamonds offered by Ada Diamonds™ are proudly laboratory-grown and can be referred to as lab created diamonds, grown diamonds, synthetic diamonds, man-made diamonds, cultivated diamonds, or cultured diamonds.