Alpha Signature – NFC Ring

Colors: Transparent on one side, black on the other. Warning: If you can't wrestle bears this ring is not for you. This is a large ring with a larger antenna suitable for phones that struggle with small NFC Tags(such as the Galaxy Note 3).

KeyDuino - The quick & easy way to build NFC enabled things by Pierre Charlier — Kickstarter

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Alpha Signature – NFC Ring

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Signature – NFC Ring

Can't seem to find an RFID ring in size 15 - Support - Dangerous Things Forum

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NFC Smart Ring

KeyDuino - The quick & easy way to build NFC enabled things by Pierre Charlier — Kickstarter

Exquisite Ring NFC Ring Universal Sensing Technology Comfortable Wear No Charge Smart Lock NFC Ring for Mobile Phone : Electronics

Exquisite Ring NFC Ring Universal Sensing Technology Comfortable Wear No Charge Smart Lock NFC Ring for Mobile Phone

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Stainless Steel Wearable Ring with Built-in NFC chip for iPhone, Android or Windows

NFC Smart Ring

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