MiaDonna

MiaDonna creates elegant engagement rings and stunning fine jewelry with high-quality lab-grown diamonds. Beautiful statements made to last, since 2005.

We make celebrating life's most memorable moments easy, with free U.S. shipping, 60-day returns, complimentary engraving, and a lifetime warranty. 

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

Experience fine jewelry shopping at its finest in our flagship Portland, Oregon boutique or online from anywhere in the world at www.miadonna.com.