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14k vs 18k vs platinum for ring settings: what to know

By Ronak Rawal · 1 October 2026 · 2 min read

The metal you choose changes how a ring wears, how heavy it is and how it should be modelled. These are the general differences. Your jeweller and caster can give exact values for their alloys.

14k gold

About 58% gold, mixed with other metals. It is harder and more resistant to scratches than 18k, and it usually costs less. The colour is slightly paler.

18k gold

About 75% gold. It has a richer colour, and it is softer than 14k. Prongs and fine work may need slightly more thickness to stay strong.

Platinum

A dense, naturally white metal, usually used at a high purity. It is heavier than gold, which feels substantial and uses more weight in the model. Platinum is strong and holds stones securely, but it costs more.

Comparison

 14k gold18k goldPlatinum
ColourSlightly palerRicherNatural white
HardnessHarder goldSofter than 14kStrong, wears by displacement
WeightLighterMediumHeaviest
CostLowerHigherHighest

What to tell your designer

State the metal in your brief. It affects weight, price and the thickness of fine parts, and renders can show it in each gold colour.

Frequently asked questions

Which metal is best for an everyday ring?

14k gold and platinum are both popular for daily wear. The right choice depends on budget, colour and how you use the ring.

Does the metal change the CAD model?

Not the design, but it changes the weight and sometimes the thickness you should use for fine parts.

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