Jewelry Glossary

Millimeter

The metric unit of measure equal to about 0.04 inch. For reference, a US 5-cent coin is just under 2mm thick.

More terms starting with M

Mabe Pearl Make Marcasite Mariner link chain Marquise cut Master set Matinee Length Matte finish Melange Melee Metal type Micro-Pave Setting

Our education centre covers diamonds, precious metals, gemstones, and how to choose a ring in far more depth than a definition allows.