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From the Oura website, here is the description of their external materials: "Titanium with physical vapor deposition (PVD) coating in Gold, Silver, and Rose Gold colors. Titanium with Diamond-like Carbon Coating (DLC) in Black and Stealth colors" It appears they do not use actual gold, but rather gold "color."
Sorry, there was a problem. Please try again later.The external part of an Oura Ring is made from titanium with physical vapor deposition (PVD) coating in Gold, Silver, and Rose Gold colors. Titanium with Diamond-like Carbon Coating (DLC) is used in Black and Stealth colors.
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