This beautiful William Henry exclusive blade steel (patent pending) incorporates copper and stainless steel into a 45 layer Wave Damascus that features a core of VG-5 stainless steel. This steel attains a hardness of HRC 59, excellent by any standards, at the cutting edge. Wave Mokume is another William Henry exclusive material (patent pending) that fuses traditional metal forging with modern fabricating technology. This alloy features copper, stainless steel, and pure iron in a 55 layer billet patterned with our undulating Wave. When highly polished and heat colored, the iron layers take on deep browns, purples, or blues according to temperature and quenching technique. Topaz is a rare, extremely hard gemstone with an exceptionally wide color range that, besides brown, includes various tones and saturations of blue, green, yellow, orange, red, pink, and purple. The ancient Greeks believed that topaz gave them strength.