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02:10 CH - Thứ Ba | 29/08/2025

The Most Accurate Way to Read the Markings on Gold Jewelry

Key Takeaways

  • The symbols on gold jewelry contain a lot of important information about the quality as well as the origin of the product. This is not only true for gold, but also very...

The symbols on gold jewelry contain a lot of important information about the quality as well as the origin of the product. This is not only true for gold, but also very important when you choose to buy diamonds or products set with diamonds such as diamond rings, men's diamond rings, women's diamond rings, diamond earrings or diamond necklaces

These are all pieces of information that you need to know if you are planning to buy gold. To make a wise choice, buyers should carefully learn the meaning of each symbol. Check out the article below from Jemmia to understand more clearly!

What is the purpose of the symbols on gold rings?

The symbols engraved on gold rings that we often see are an indispensable part of the processing and crafting of gold and silver jewelry. When users invest in any piece of jewelry, they often carefully check information such as: Brand, gold content, …

What is the purpose of the symbols on gold jewelry?

What is the purpose of the symbols on gold jewelry?

Therefore, engraving symbols on products and gold jewelry, including gold bars, is an extremely important factor that businesses always focus on. They always strive to ensure that the necessary information is displayed clearly while still maintaining the aesthetic appeal of the jewelry.

The most detailed symbols on gold rings

The symbols engraved on gold rings are often diverse in letters, size, … Depending on the business, the symbols will have their own differences:

Summary table of symbols on gold jewelry: 

Symbol

Meaning

Note / Example

24K

Pure gold ~99.99%

Soft, easily deformed, rarely used for intricate rings

22K

Gold 91.67-95.83%

Deep yellow color, less common in fine jewelry

18K

Gold 75%

The most common standard for premium rings, necklaces, and earrings

15K

Gold 62.5%

Rarely seen, mainly in some markets

14K

Gold 58.33%

Durable, bright, easy to craft – commonly used for wedding rings and American-style jewelry

10K

Gold 41.67%

Hard, less scratched, lower price, lighter yellow color

9K

Gold 37.5%

Popular in the UK and Australia; not too shiny

AU

International symbol for gold (Gold)

Usually accompanied by a K number: AU 18K, AU 24K…

Ct / Kt

Abbreviation for Karat

Example: 18Ct, 14Kt

%

Gold content calculated by percentage

Example: 75% = 18K

GP

Gold Plated – gold plated

Core of another metal, coated with a layer of gold on the outside

GF

Gold Filled – gold filled

Metal core, with a pressed/filled layer of gold

XP

Plated – gold plated

Used a lot in costume jewelry, inexpensive

C

Copper + Gold

Gold combined with copper, coated with a transparent layer

P

Plated/Coated with another alloy layer

Can be pure gold additionally coated with alloy; gold accounts for ~25% of the weight

Logo/Brand

Manufacturer identification mark

Example: PNJ, Doji, SJC, Jemmia

Serial/Production date

Manufacturer-specific information

Increase transparency, product management

Personal name engraving

Personalized information

Often seen on couple rings and wedding rings

Logo, business name

For large reputable businesses such as: Doji, PNJ, SJC, … attaching a logo to rings is also one of the strategies that helps increase product value and highlight the brand.

Engraving a logo on rings to identify the brand

Engraving a logo on rings to identify the brand

The logo symbols on gold rings are not only a unique identifying mark of brands but also a way to distinguish products from one another. Many businesses even engrave their own slogan on rings to create a highlight as well as express their business philosophy.

Gold content

Indicating the gold content on a ring is an extremely important factor and is often denoted by the letter “K”. Normally on gold rings, these symbols are written as follows: AU 24K, AU 18K, 14K, 10K, … In addition, they may also be marked as Ct or Kt because they are abbreviations for “Karat”. Many businesses may also directly use the percentage unit (%) as a symbol.

Symbol for gold content on rings

Symbol for gold content on rings

Below is some common information about gold content that you can refer to:

  • Gold content about 37.5%: 9K Gold
  • Gold content about 41.67%: 10K Gold
  • Gold content about 58.33%: 14K Gold
  • Gold content about 62.50%: 15K Gold
  • Gold content about 75%: 18K Gold
  • Gold content about 95.83%: 22K Gold
  • Gold content about 100%: 24K Gold

The 24K symbol is considered the type of ring with the highest gold content today, while the remaining components are usually other metals such as silver, copper, and palladium. 24K gold is softer and more malleable, while products containing other metals will be harder.

Common symbols found on gold rings

According to the law issued in 2013, the gold symbol on rings will be engraved according to the following rules and authorities:

The letters G.P symbol: This is the symbol used to indicate rings made from other metals and coated on the outside with a layer of gold,

The letters G.F symbol: G.F refers to rings made from other metals with the inner core being a layer of filled gold.

G.F symbol on gold rings

G.F symbol on gold rings

The letters XP symbol on gold rings: This is an abbreviation of the English word “Plated” and is often used to refer to products luxuriously gold-plated. XP is commonly used on gold rings or other costume jewelry.

For products marked with the XP symbol, the price is relatively low, but the designs are still very beautiful and diverse. If your finances do not allow investment in products with high gold content, then costume jewelry is also a good choice.

The letter C symbol: This is the symbol indicating products made from copper and gold. They are coated on the outside with a non-metallic material layer with high transparency.

The letter P symbol: The letter P symbol on gold rings indicates jewelry coated with a layer of another metal or compound that is not gold. In addition, it can also refer to pure gold products additionally coated with an alloy or metal layer, with the total pure gold amount accounting for 1/4 of the ring's weight.

Some other symbols on gold rings

Depending on the size and design of each ring model, jewelers will consider engraving additional information such as serial number, production date, … 

Engraving names on matching gold rings for couples

Engraving names on matching gold rings for couples

In addition, customers can also request extra personal information engraving, most commonly seen on couple rings and wedding rings.

See more: 

Regulations on engraving symbols on gold rings

The regulations on engraving symbols on gold rings are considered one of the mandatory requirements that businesses in the gold trade sector must comply with, according to Article 7 of Circular 22/2013/TT-BKHCN of the Ministry of Science and Technology. The circular regulates measurement management in gold trading as well as quality management of jewelry and fine art gold in the market.

Symbols engraved on products must comply with State regulations

Symbols engraved on products must comply with State regulations

According to regulations, engraving symbols on products and gold jewelry must be carried out in accordance with the provisions of Government Decree No. 43/2017/NĐ-CP on goods labels. Jewelry gold labels must be shown directly on products through various methods such as mechanical engraving, laser engraving, embossing, debossing, or other methods.

If the product size and structure do not allow this, the information must be shown on the documents accompanying the product. Therefore, gold symbols appear most commonly on rings and gold bars. Meanwhile, for other products, the appearance of symbols will depend on aesthetics and size, so they may appear less frequently than on gold.

Above is the information that Jemmia has shared to help you better understand the meaning of symbols on gold jewelry. This will help you have a more general overview; if you are considering buying gold rings, try to master this information!

Nhung Hoang

Author: Nhung Hoang

Content Writer Specialist

Nhung Hoang là Content Writer Specialist với hơn 3 năm kinh nghiệm nghiên cứu và phát triển nội dung về kim cương tự nhiên và ngành trang sức. Với nền tảng kiến thức được đào tạo trực tiếp bởi Giám đốc hoạch định GIA của Jemmia Diamond, Nhung Hoang tập trung xây dựng các bài viết chuyên sâu về kim cương GIA, trang sức kim cương và xu hướng trang sức, nhằm mang đến những thông tin chính xác và đáng tin cậy cho người đọc.

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