Smart rings like the Oura Ring may look like regular rings at first glance, but there’s one thing you shouldn’t do with them: have them engraved. We explain why.
In most cases, the laser engraving method is used for metal engravings, such as those made on rings. The engraving pattern is applied to the metal with extreme heat, causing the upper (color) layers to evaporate or burn. Normal metal rings can withstand these high temperatures without any problems and can therefore be engraved in this way without any further concerns.
With smart rings, however, the whole thing is not that simple. The inside of a smart ring is often made of plastic and is equipped with sensors and other components – there is usually no space for engraving. But even with external engraving you are taking a big risk. Because of the thermal conductivity of the metal, the point heat from the laser is largely conducted to the rest of the metal ring.
It is better not to engrave a smart ring
If the metal reaches too high a temperature during engraving, the inner part of the ring, which is made of plastic, can melt or separate completely from the metal housing. It is also not unlikely that the adhesive joints and seals will be deformed and softened due to the high heat. In the worst case, your ring can literally fall apart after a few days, but in any case, water resistance is no longer guaranteed.
So you see – when trying to engrave a smart ring, a lot can go wrong due to the complicated construction and the many electronic components. We therefore generally advise against making such a modification to your smart ring.
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