18K Gold to 22K Gold Converter

Enter a value to calculate the result instantly and free of charge.

18K
0.81818181818222K

1 18K = 0.818181818182 22K

Conversion summary

1 18K = 0.818181818182 22K

Formula
22K Gold = 18K Gold ÷ 1.22222222222
Category
Gold Karat
Units
18K22K

How do you convert 18k gold to 22k gold?

To convert 18k gold to 22k gold, divide the 18k gold value by 1.22222222222. One 18K is equal to 0.818181818182 22K.

Conversion formula

22K Gold = 18K Gold ÷ 1.22222222222

18K Gold to 22K Gold conversion table

18K Gold22K Gold
1 18K0.818181818182 22K
5 18K4.09090909091 22K
10 18K8.18181818182 22K
20 18K16.3636363636 22K
50 18K40.9090909091 22K
100 18K81.8181818182 22K
250 18K204.545454545 22K

What is 18K Gold?

18K Gold is a gold-purity grade used to compare karat-based gold content in jewelry and alloyed materials.

Short history of 18K Gold

18K Gold belongs to the traditional karat system, which became established in jewelry trade as a practical way to describe relative gold purity.

Open the 18K Gold unit guide

What is 22K Gold?

22K Gold is a gold-purity grade used to compare karat-based gold content in jewelry and alloyed materials.

Short history of 22K Gold

22K Gold belongs to the traditional karat system, which became established in jewelry trade as a practical way to describe relative gold purity.

Open the 22K Gold unit guide

Frequently asked questions

How precise are the results?

Conversion results are calculated to 12 significant figures. Very large or very small values are shown in scientific notation.

Is the 18K Gold to 22K Gold converter free?

Yes. The conversion tool on BirimCeviri.app is free and requires no sign-up.

Sources

The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units

Other languages

View the Turkish versionOpen the German version