Like any industry, jewellery is packed with jargon and terms that may as well be in another language for most people. Unlike rocket science or evolutionary biology, many will be really interested in knowing what these terms mean!

Here’s a quick list of the essentials you might come across next time you’re shopping for a stunning pair of earrings or a brand new ring!

Blemish: Like a pesky spot, a blemish is a mark or irregularity on a gem or pearl. In some cases it will give the item an interesting quirk, in others it will be seen as a flaw.

Brilliant: A type of gemstone cut, this is the most common type of diamond cut on the market with a stunning 58 faces.

Carat: One of the Cs of diamond quality, this is a measurement of the weight of a gem stone. One carat is 200 mg, or one-fifth of a gram.

Diamonds of various shapes and carats
Diamonds are available in various shapes and carats.

Carat: Confusingly, a carat is also the term used to measure the purity of gold. In American English, this is called a karat to avoid confusion.

Clean: The word used to describe a flawless gemstone.

Facet: A face, or flat surface, found on a cut stone or glass.

Lapidary: The job title of someone who cuts and polishes stones for a living.

Lustre: Refers to how reflective the surface of a gem or mineral is.

This Malaya Garnet and Diamond ring has plenty of lustre.
Malaya Garnet and Diamond Ring

Mohs scale: How to tell how hard your gem is on a scale from 1 to 10. This will give you an idea of the scratch resistance of an item.

Paved/Pavé: When a series of stones is set close together without any space separating them.

Rough: When a stone, such as a diamond or emerald, is in its uncut form. Some jewellery trends leave gems rough to show their natural beauty.

Solitaire: A type of setting in which a gemstone is mounted by itself.