Glossary

Erusin

Engraving

Engraved gem

Engagement ring

Emerald

Embryophyte

Ellendale Diamond Field

Earring

Earlobe

Dispersion (optics)

Dimension

Diavik Diamond Mine

Diamonds as an investment

Diamond simulant

Diamond Exchange District

Diamond enhancement

Diamond cutting

Diamond cut

Diamond color

Diamond clarity

Diamond (gemstone)

Diamond

Diameter

Diamantaire

Detonation nanodiamond