If you have been looking into budget-friendly gold jewelry, you may have come across 9K gold (also known as 375 gold). It is especially popular in the UK and parts of Europe because it offers an affordable way to own real gold. But how well does 9K gold hold up over time and does it tarnish like plated jewelry?
What Is 9K Gold?
Gold purity is measured in karats, with 24K being pure gold. 9K gold contains 37.5% pure gold and 62.5% alloy metals such as silver, copper, and zinc. These extra metals give the jewelry strength, affect its color, and influence how it wears over time.
Because of the lower gold content, 9K jewelry is priced more affordably than 14K or 18K. This makes it a popular choice for anyone who wants the look and value of real gold without overspending, especially now with rising gold prices.
Does 9K Gold Tarnish?
Pure gold does not tarnish, but the other metals in the alloy can. In 9K gold, the higher percentage of copper and silver makes it more likely to tarnish over time compared to higher-karat alloys. Tarnish usually appears as dullness, a darkened surface, or in some cases a greenish or reddish tint from copper.
The good news is that tarnish is only surface-level and can be cleaned away easily. It doesn’t damage the piece and won’t reduce its lifespan when cared for properly.
How to Clean 9K Gold
If your 9K gold jewelry ever looks dull, restoring it is simple:
- Use a jewelry polishing cloth to gently buff away tarnish.
- For deeper cleaning, soak the piece in warm water with mild dish soap, brush gently with a soft toothbrush, rinse, and dry with a soft cloth.
- Avoid harsh chemicals or rough cleaners that could scratch the surface.
Is 9K Gold a Good Choice?
Yes. 9K gold is a fantastic option if you want genuine gold that is affordable, long lasting, and suitable for everyday wear. It may tarnish over time, but this is only cosmetic and easy to remove. Unlike gold-plated or vermeil jewelry, 9K is solid alloy all the way through, so it will never wear down to reveal a base metal underneath.
Thel ongevity of 9K gold is clear when you look at vintage jewelry. Many antique pieces made in 9K are still in excellent condition today. In our own experience, we have never seen a 9K piece tarnish, even after more than 10 years of consistent wear.
Our 9K Collection
Keep an eye out for our exclusive 9K gold Hardtwein collection, launching soon. We are excited to bring you timeless jewelry at a lower price point that will stay beautiful for a lifetime. Make sure to subscribe to our newsletter to not miss the launch.
