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Jewelry Materials, Explained Honestly

Updated: 2026-09-20

Solid gold and karats

Karats measure purity: 10K is 41.7% gold, 14K is 58.3% and 18K is 75%. Higher karat means richer color and more value; lower karat means more durability for daily wear. A solid piece is gold alloy all the way through — it can be polished for decades.

Note: “hollow” refers to construction (a light tube), not purity — hollow 14K hoops are still real 14K gold on every surface.

Gold-plated and vermeil

Plating deposits a thin layer of gold over a base metal by electrolysis; it is the most affordable option and the finish wears with time and friction. Vermeil is a specific kind of plating: gold over sterling silver with a minimum thickness — a noble base with a gold finish.

925 sterling silver

925 means 92.5% pure silver alloyed for strength. It can darken naturally with air and skin contact (tarnish) and comes back to life with a soft polishing cloth.

Stones: natural, lab-grown, simulants

A lab-grown diamond is a real diamond created in a lab — and must always be labeled “laboratory-grown”. A simulant like cubic zirconia looks similar but is a different material, and it should be named as such.

How to choose

Daily wear and long life: solid gold or 925 silver. Gold look on a budget: quality plating, knowing its finish is not forever. Whatever you pick, the label should tell you exactly what you are buying — on this site, it always will.

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