Bohemian Crystal Chandelier with Swarovski Spectra crystal in polished nickel. Size shown: 32"W x 42"H, 15 lights at 60 watts each. Swarovski Strass: This full lead crystal with over 30% lead oxide produces unsurpassed brilliance. Like a diamond, each facet is cut exactly to produce optical purity that reflects light into a full spectrum of shimmering rainbow colors. Swarovski Spectra: The look of Strass, this manufactured crystal comes at a much more affordable price. Precision machined to perfection with the Swarovski name and technological know-how. Frames are solid cast brass.