Our best-selling bracelet — a fine-jewelry chain in gold vermeil with sensor modules concealed inside interchangeable charms. Seasonal charm drops keep the line fresh without new tooling.
✦ Exact pricing within 12 hours · samples free for qualified buyers
| Materials | 316L · Gold Vermeil |
| Sensors | HR · SOS Alert · Accelerometer |
| Battery | 7–10 days |
| Waterproof | IP67 |
| Sizes | Adjustable chain 16–20 cm |
| Charms | Spring collection system |
| App | iOS / Android · white-label SDK |
| Certifications | CE · FCC · RoHS · UN38.3 |