Not a typo! Oura Ring 3 crashes $100 ahead of Black Friday, and it's our favorite smart ring  Tom's GuideThe Oura Ring 3 just got up to a $100 discount ahead of Black Friday  ZDNetOura Ring drops Gen 3 deal: Why it’s our top choice this Black Friday  WareableSamsung Galaxy Ring Vs. Oura Ring 4: How Do These Smart Wearables Compare?  SlashGear