£130
Oura Ring 4 — Black, Size 10 (Smart Ring, Sleep & Health Tracker)
London
1 of 1
£130
Description
Oura Ring 4 in black, size US 10.
Bought new from the official Oura store in June 2025 (receipt available), used for one year, upgraded to the newer model — that's the only reason for selling.
- Tracks sleep, heart rate, HRV, body temperature, activity and stress
- Battery still holds well (up to ~7 days per charge)
- Comes with the original charger and box
- Normal light signs of wear, fully working
- Ring has been unpaired and factory reset — ready for a new owner
Posted: 2 hours ago
Ad ID: 1800821036
Details
Stay Safe
"Only access Gumtree from gumtree.com and do not follow links sent by other users"
"Share photos and ask lots of questions about the items you are buying and selling"
"If an ad or reply sounds too good to be true, it probably is"
"Use the 'Reply to ad' button for your safety and privacy"
"Don't reply to email addresses hidden in text and pictures"
"Beware of fake Gumtree, eBay or escrow sites and invoices"
1 of 6
