THE SIGNATURE ENGAGEMENT COLLECTION

Crafted to captivate, each Signature ring features a remarkable lab-grown diamond in exceptional sizes, set within sculptural, timeless designs.

FIND YOUR STYLE

ROUND
ROUND
OVAL
OVAL
EMERALD
EMERALD
ELONGATED CUSHION
ELONGATED CUSHION
CUSHION
CUSHION
RADIANT
RADIANT

Made for your story

At MiaDonna, we create elegant engagement rings and stunning fine jewelry with high-quality lab-grown diamonds. Beautiful statements made to last.

Lifetime warranty

Free U.S. shipping

Free 60-day returns

Consciously crafted

My Pragalbh Rewards

Join. Shop. Earn. Sparkle.
Join My MiaDonna Rewards and earn store credit on every order.

Shop now

Stella McCartney in MiaDonna

See Stella McCartney shining in MiaDonna Lab-Grown Diamonds.

See the look

EXCEPTIONAL VALUE EDIT

Pair text with an image to focus on your chosen product, collection, or blog post. Add details on availability, style, or even provide a review.

Shop the best

VISIT OUR BOUTIQUE

Experience fine jewelry shopping at its finest in our flagship Portland, Oregon boutique.

Find us

Why Make It Miadonna

MiaDonna, the first in lab-grown diamonds, is B Corp certified and plants a tree with every order—where innovation meets purpose.

Meet the brand

EXPLORE THE FINEST LAB-GROWN DIAMONDS