Hardware #wearable technology#skincare
The90 Gem UV-Tracking Necklace Offers Personal Sun Intelligence to Protect Skin in Real Time
The90 has launched the Gem, a wearable necklace that acts as a personal sun intelligence system. It measures UVA and UVB rays in the user's immediate vicinity and combines that with a personalized skin profile to offer real-time advice on sun protection. The device costs $299 and is designed as high-tech jewelry, but comes in only one style.
Jun 15, 2026 1 source