Quick view Prince Garforth Serinium® Domed 8mm Wedding Band 5mm Medium Distressed Copper Inlay $1,100.00 $615.00 Serinium® DurabilitySerinium® tough, hard and scratch-resistant. Serinium® is twice as hard as Cobalt Chrome, 5 times harder than Titanium, 6 times harder than Platinum, 7 times harder... Choose Options Add to Wish list