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Quantity
1
Description
Caffeine ring | sterling silver
If you cannot read, write, or run a clinic before your second cup, you already know what the ring carries. Caffeine, 1,3,7-trimethylxanthine, the most-consumed psychoactive drug on the planet. Worn here as a ...
Reviews
4.8
27 ratings
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Great ring
My daughter loved it. We got it as a present to celebrate her masters in science.
D
Doris · August 27, 2026
Lovely ring
The ring looks just perfect!
J
Jónella · December 3, 2024
caffeine chemical structure ring
This ring is delicate and well crafted and everyone has gotten a kick out of the fact that it is the chemical structure of caffeine, a unique style ring and that it 'fits' me so well. I posted your website on my Facebook wall for my medical friends as I think a couple of them would enjoy the stethoscope jewelry and heart jewelry you have created.