Amoro’s diamond education

Choosing a diamond can be confusing, overwhelming and even intimidating. Learn the Four Cs of diamond grading and how to make the best choice with confidence.


The Four C's The Four C's

The Four Cs of Diamond grading can be combined into countless combinations of specifications that are technically correct but sometimes confusing to the consumer.

Eternitmark<sup>®</sup> Diamond Eternitymark Diamond

Sensational Hearts and Arrows. The most beauty for the money.

Classic Diamonds Classic Diamonds

Beauty, quality & price.

Gemstone Cuts and Shapes Gemstone Cuts and Shapes

View the different cut stones and shapes.

Lifetime Diamond Trade up Lifetime Diamond Trade up

Amoro offers a Lifetime Diamond Trade-Up Guarantee.

Amoro Diamond Standards Amoro Diamond Standards

Our quality standards are among the highest of all jewelers.

Pristine Heart Diamonds Pristine Heart Diamonds

The only diamond with a heart inside.

Quattour Diamonds Quattour Diamonds

 An excellent alternative to compare to a solitaire.

Colored Diamonds Colored Diamonds

Natural diamonds occur in many different colors.

Diamond Certification Diamond Certification

Diamonds of a half a carat or more come with a complimentary diamond certificate.

Care Care

To ensure these treasures maintain the stone's brilliance and sparkle.

Compare Amoro Diamonds Compare Amoro Diamonds

Compare Pristine Hearts, Eternitymark and Amoro Classic Diamonds.