Osmium: Rarest precious metal on the verge of challenging global diamond industry, expert says, Osmium-Institut zur Inverkehrbringung und Zertifizierung von Osmium GmbH, Press release - PresseBox
OSMIUM, an investment metal with great potential - Numismag
The most common and the rarest precious metal side by side. Both with high value potential for different reasons. That's almost 12 oz of osmium. Osmium is even rarer than iridium. The
OSMIUM-Ring - OSMIUM Deutschland - das seltenste und wertvollste Edelmetall der Welt.