Is 585 the Same as 14K?

Gold jewellery often comes with stamps, hallmarks, and numbers that can leave buyers confused. One of the most common questions people ask is: Is 585 the same as 14K gold?

The short answer is yes. A 585 stamp indicates that a piece of jewellery contains 58.5% pure gold, which is exactly the same gold content found in 14K gold.

However, there is more to understand about gold purity markings, how they affect value, and what they mean when buying or selling jewellery. In this guide, TJ Gold Buyers explains everything you need to know about 585 gold and 14K gold.

What Does the 585 Stamp Mean?

The number 585 is a gold purity mark based on the millesimal fineness system, which measures the percentage of pure gold in a piece of jewellery.

A 585 hallmark means:

• 585 parts per 1,000 are pure gold

• The remaining 415 parts consist of other metals such as silver, copper, nickel, or zinc

• The gold content is 58.5%

The 585 gold marking system is widely used throughout Europe and many other parts of the world to indicate the purity of gold jewellery. These numbers represent the percentage of pure gold contained in an item. For example, a 585 stamp means the jewellery contains 58.5% pure gold, which is equivalent to 14-karat gold. Other common gold markings include 375 (37.5% pure gold or 9K), 417 (41.7% pure gold or 10K), 750 (75% pure gold or 18K), 916 (91.6% pure gold or 22K), and 999 (99.9% pure gold or 24K). Understanding these markings makes it easier to compare different gold purities and choose the option that best suits your budget, durability needs, and investment goals.

If you've ever wondered how these purity markings work, our guide on how to tell if jewelry is gold explains common hallmarks and what they mean.

Is 585 Exactly the Same as 14K Gold?

Yes. 585 gold and 14K gold are the same purity level.

The only difference is the way the purity is expressed:

• 14K uses the karat system.

• 585 uses the millesimal fineness system.

Since pure gold is 24 karats, you can calculate the purity of 14K gold like this:

14 ÷ 24 = 0.5833

This equals approximately 58.3% pure gold, which is rounded to 58.5%, resulting in the 585 hallmark.

As a result, jewellery marked "585" and jewellery marked "14K" generally have the same gold content and value.

Why Does 14K Gold Contain Other Metals?

Pure gold is beautiful, but it is also very soft. A ring made from pure 24K gold can scratch, bend, or wear down relatively easily.

To make gold jewellery stronger, manufacturers mix pure gold with other metals.

These alloys provide:

• Increased durability

• Better scratch resistance

• Different colour variations

• Greater suitability for everyday wear

This is why 14K gold is often considered one of the best choices for daily jewellery use, balancing purity and strength.

If you're comparing different gold purity levels, you may also find our article on what karat gold is best for everyday use helpful.

Is 585 Gold Real Gold?

Absolutely.

A common misconception is that gold must be 24K to be considered "real" gold. In reality, any item containing genuine gold content is real gold.

A 585 hallmark indicates that more than half of the jewellery consists of pure gold.

In fact, 14K gold is one of the most popular gold purities worldwide because it offers:

• Real gold value

• Excellent durability

• Attractive appearance

• Affordable pricing compared to higher-karat gold

Whether you're buying a gold ring, bracelet, necklace, or chain, a 585 stamp confirms that the item contains genuine gold.

Is 585 Gold Worth Selling?

Yes. Since 585 gold contains 58.5% pure gold, it has significant intrinsic value.

The amount you receive when selling depends on factors such as:

• Current gold prices

• Weight of the jewellery

• Condition of the piece

• Market demand

• Buyer policies

Many people are surprised to learn that even damaged or broken jewellery retains value because buyers focus primarily on the gold content.

If you're unsure about the value of your jewellery, our guides on how much can I expect to sell my gold for and how do gold buyers determine value explain the process in detail.

How Can You Identify 585 Gold?

The easiest way is to check for a hallmark.

Common locations include:

• Inside rings

• Necklace clasps

• Bracelet fasteners

• Earring posts

You may see markings such as:

• 585

• 14K

• 14KT

• 585 Italy

• 585 AU

However, hallmarks alone don't guarantee authenticity. Counterfeit markings do exist.

For complete confidence, many people choose professional testing. Methods such as density testing, acid testing, and electronic gold testing can verify authenticity.

Understanding the density of gold can also help distinguish genuine gold from imitation metals.

Is 585 Gold Better Than 18K Gold?

Neither is necessarily "better"—it depends on your priorities.

585 Gold (14K)

Advantages:

• More durable

• Better for everyday wear

• More affordable

• Less prone to scratching

Disadvantages:

• Lower gold content than 18K

750 Gold (18K)

Advantages:

• Higher gold content

• Richer gold colour

• Higher intrinsic value

Disadvantages:

• Softer and easier to scratch

• Usually more expensive

Many jewellers in both New Zealand and Texas recommend 14K gold for engagement rings, wedding bands, and frequently worn jewellery because of its durability.

You can learn more about gold purity differences in our guide to what are the different types of gold.

Is 585 Gold Popular in New Zealand and Texas?

New Zealand

In New Zealand, 9K and 14K gold are particularly common due to their balance of affordability and durability. Many buyers looking to sell unwanted jewellery discover that their pieces are marked 585 rather than 14K, even though they contain the same amount of gold.

Before selling, it's worth checking the current price of gold in NZ to understand the market value of your jewellery.

Texas

In Texas, 14K gold remains one of the most popular jewellery standards. Whether buying chains, rings, or bracelets, you'll frequently encounter both 14K and 585 hallmarks, especially on imported jewellery.

Investors and jewellery owners often compare purity levels when deciding whether to buy or sell gold, particularly during periods of high gold prices.

FAQs About 585 Gold and 14K Gold

Is 585 gold fake?

No. A 585 hallmark indicates genuine 14K gold containing 58.5% pure gold.

Is 585 gold worth more than 14K gold?

No. Since they contain the same amount of gold, their value is generally the same.

Can 585 gold tarnish?

Like other 14K gold jewellery, 585 gold can develop minor tarnish over time because of the alloy metals it contains. However, it is highly resistant compared to many other jewellery metals.

Is 585 gold suitable for everyday wear?

Yes. Its durability makes it one of the most practical choices for rings, chains, bracelets, and other frequently worn jewellery.

How much is 585 gold worth?

The value depends on its weight and the current gold market price. Since gold prices fluctuate daily, the value changes over time.

Conclusion:

So, is 585 the same as 14K gold? Yes. Both markings indicate jewellery that contains approximately 58.5% pure gold.

The difference lies only in the measurement system used. Whether your jewellery is stamped 585 or 14K, it contains the same gold purity and is valued similarly when buying, selling, or trading.

Understanding gold hallmarks is essential when evaluating jewellery, especially if you're considering selling unwanted pieces. Working with reputable gold buyers ensures you receive an accurate assessment based on your jewellery's purity, weight, and current market value.

For anyone looking to buy, sell, or learn more about gold jewellery, knowing what the 585 hallmark means is a simple but valuable step toward making informed decisions.