Frequently Asked Questions | Goldanalytix

Here you find answers to the most frequently asked questions on all topics related to precious metal testing. The questions and answers are neatly arranged according to key topics - so you can find what you are looking for very quickly.

What does the carat number on my gold stand for?

For diamonds/gemstones, carat is a measure of weight. Here, one carat corresponds exactly to 0.2 grammes.
In the noble metal trade, on the other hand, the gold content of bars and coins is indicated as the fineness or fine gold content, usually in the form of an embossing. Pure gold bars are stamped 999.9, also known as "four nine fine".
Below you will find an overview of the carat specifications for gold:

8 Karat:
333er
Gold 33,3 %

9 Karat:    
375er
Gold 37,5 %

10 Karat:
417er
Gold 41,7 %

14 Karat:
585er
Gold 58,5 %

18 Karat:
750er
Gold 75 %

20 Karat:
833er
Gold 83,3 %

21 Karat:
875er
Gold 87,5 %

22 Karat:
916,66er
Gold 91,666 %

24 Karat:
999er
Gold 99,9 %

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