Choose Options Quick view Lord Marrick Serinium® Domed Wedding Band with Bark Design Hand Finish 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... MSRP: $795.00 $405.00 Choose Options