Serinium is a unique composition metal that is pure bright white, ultra hard, hypoallergenic, scratch resistant contemporary metal. It has a hardness between 56-62 (Rockwell C Harness scale)
• 2x harder than Cobalt Chrome
• 5x harder than titanium
• 6x harder than platinum
• 9x harder than silver
Serinium is also stronger and more durable than tungsten carbide and will not oxidize, discolor, or tarnish (like tungsten carbide does). The ring comes with a Lifetime Warranty and can be exchanged to accommodate size changes for low fees.