How gold purity, karats and plating actually work - what the stamps mean, which karat to buy, and how gold filled, plated and vermeil differ in real wear.
Six listings use the words "gold filled". Exactly one publishes the standard that phrase has to meet. **Gold filled means a bonded layer of karat gold that is at least one twentieth - 5 percent - of t...
A karat is a fraction out of 24, and it measures exactly one thing: how much of the metal is gold. 10K is 10 parts gold out of 24, or 41.7 percent gold by weight. 14K is 58.3 percent. 18K is 75 perce...
Solid gold is gold alloy all the way through. Gold filled, gold vermeil and gold plated are each a thin skin of gold over a cheaper core, and US labeling rules put a very different floor under each t...
