Buying white gold: What you should know beforehand – and what most people find surprising

White gold is the most misunderstood precious metal in the jewelry market. It looks like platinum. It has the elegance of silver but the material value of gold. And it holds a characteristic that many buyers only discover after purchase: it is not naturally white.

This article explains from scratch what this means, why it is relevant, and what to consider when buying white gold jewelry.

What White Gold Really Is

White gold is a gold alloy, not a standalone metal. Like yellow and rose gold, it contains fine gold as its base – 58.5 percent in 585 quality, 75 percent in 750 quality. The color is created by the alloying metals: in white gold, these are mainly palladium or nickel, depending on the manufacturer and quality level.

The problem: This alloy does not produce a pure white tone. Natural 585 white gold (without coating) is yellowish-gray – a warm, slightly champagne-colored tone that can hardly be compared to the ivory-white of a rhodium-plated surface.

Therefore, white gold is rhodium-plated in the final production step: with a thin layer of rhodium (a platinum group metal), the surface is brought to the expected pure white appearance. This layer is 0.5 to 2.5 micrometers thin – equivalent to a fraction of a human hair.

Rhodium Plating: What It Means, What It Requires

Rhodium is not forever. Through daily wear – friction with skin, clothing, surfaces – the layer wears off in exposed areas. The timeframes vary: on a wedding ring worn daily and constantly exposed to friction, the rhodium plating on the underside of the band can wear off after one to two years. On a pendant that experiences less abrasion, the rhodium plating can last three to five years.

The result: the piece appears more yellowish or grayish in worn areas than when freshly rhodium-plated. This is not a defect, but a normal process. The solution is re-rhodium plating by a goldsmith – it costs 20 to 50 euros depending on the piece and typically takes half a day.

For the purchasing decision, this means: white gold jewelry requires occasional maintenance investments that yellow gold does not. Those who accept this have a beautiful, valuable metal with a unique appearance. Those who desire a maintenance-free white solution should seriously consider platinum.

Nickel- or Palladium-Alloyed White Gold: An Important Distinction

White gold can be produced in two ways: with nickel or with palladium as the whitening alloying metal.

Nickel-alloyed white gold is the cheaper option. Nickel makes the gold very hard and easy to process, but it is allergy-suspect. The EU limits the nickel content in jewelry with skin contact to a maximum of 0.5 micrograms per square centimeter per week. As long as the rhodium plating is intact, there is no skin contact with the base metal. If the rhodium plating wears off and the user is nickel-sensitive, reactions can occur.

Palladium-alloyed white gold is the allergy-friendly option. Palladium itself is a platinum group metal that rarely causes reactions. The result is a naturally brighter white gold that does not cause allergic reactions even after the rhodium plating has worn off. The price is higher – palladium is more expensive than nickel.

When buying white gold jewelry, especially for people with sensitive skin or known metal allergies: explicitly ask about the alloy. "Palladium-alloyed white gold" is the safe answer.

White Gold vs. Platinum: When Which Is the Better Choice

This is the most common comparison question for white jewelry. Both look similar after rhodium plating – but they are fundamentally different.

White gold (585 or 750): Has gold content and gold value, needs rhodium plating, is lighter than platinum, cheaper. The right choice for most people if they want white jewelry without paying platinum prices.

Platinum PT950: Is naturally white, does not need rhodium plating, is hypoallergenic, significantly heavier than gold (density 21.4 g/cm³ vs. 13–14 g/cm³ for 585 gold). Scratches on platinum look different than on gold: the metal is not worn away but displaced – a matte patina develops. Price: typically 30 to 60 percent higher than comparable white gold jewelry.

My recommendation: For everyday jewelry that is worn regularly and occasionally brought in for rhodium plating, 585 white gold is a fair choice. For wedding rings and jewelry that should remain highly polished permanently without maintenance, and for people with nickel sensitivity: platinum justifies the extra cost.

What Is Specifically Important When Buying

Three questions you should ask for every white gold purchase:

First: Which alloy? Nickel or palladium. For allergy sufferers, only palladium.

Second: Is the fineness stamp visible? 585 or 750 directly on the piece. No stamp, no solid gold.

Third: How often does it need to be rhodium-plated? An honest answer – depending on the piece and intensity of wear – shows that the dealer knows what they are talking about.

At Corelune, white gold jewelry is available in 585 quality, with clear indication of the alloy composition and fineness stamp. Care instructions for rhodium plating are included with every piece.

→ Further reading: Recognizing real gold: 585, 750 or gold-plated? | Skin-friendly jewelry for sensitive skin

Frequently Asked Questions about White Gold

Why is my white gold ring turning yellowish?

That's the rhodium plating wearing off. Beneath it, the natural white gold becomes visible, which – depending on the alloy – is yellowish to grayish-champagne colored. It is not a defect, but normal wear and tear. Re-rhodium plating by a goldsmith will restore the piece to a pure white high gloss in a few hours.

Can I rhodium plate white gold myself?

No, that is a professional craft. Rhodium plating requires an electrolytic bath and precise control of the layer thickness. Home cleaning agents and polishes cannot replace the process. Consult a goldsmith; costs: 20 to 50 euros depending on the piece and effort.

Is white gold more valuable than yellow gold?

With the same fineness and weight, the material value is almost identical – gold is gold, regardless of the alloy color. White gold can be minimally more expensive to produce if palladium (instead of nickel) is used as an alloying metal. The selling price is often higher in the premium market because the appearance is closer to platinum – this is a market premium, not a material value difference.

Does white gold go well with other metals?

Yes. White gold combines well with silver (similar color tone) and can be used as a deliberate contrast to yellow gold – two-tone jewelry and mixed-metals looks utilize exactly this. Important: If you wear white gold and silver together, the silver will tarnish, but the white gold will not (rhodium plating protects it). This can lead to a visual discrepancy.