- Material: sterling silver 925
- Silver weight: 1,45 gr.
- The front part represents a serotonin formula shape
- Serotonin dimensions: 1.1 *1.2 cm
- Ring size: 16,5 + (adjustable)
- The ring is made of sterling silver covered with rhodium, a precious metal that protects the jewelry from turning dark
- Officially Certified by State Chamber for Marking Supervision