[Class : 14] Precious Metals, Semi Worked Precious Metals, Alloys Of Precious Metals, Precious Metals And Their Alloys, Precious Metals, Unwrought Or Semi Wrought, Processed Or Semi Processed Precious Metals, Gemstones, Pearls And Precious Metals, And Imitations Thereof, And Semi Finished Articles Of Precious Metals For Use In The Manufacture Of Jewellery.[Class : 40] Refining Of Metals, Polishing Of Metals, Recycling Of Metals, Recycling Of Precious Metals, Recovery Of Precious Metals, Die Casting Of Metals, Hardening Of Metals, Treatment Of Metals, Heat Treating Of Metals, Heat Treatment Of Metals Drilling Of Metals And Cutting Of Metals.