The Tanzanite Collection from the stable of TBZ Nirmal Zaveri, a leading Indian jewellery manufacturer and retailer, comprises of individually crafted heirloom jewellery sets of ear drops, neckpieces, bracelets and rings crafted in 18 carat white gold. %% %% The design evokes classic motifs with accents highlighting the blue-violet radiance of the tanzanites, for which they are juxtaposed against diamonds. %% Tanzanites are known to be the only precious gemstone discovered in the 20th century (in 1967), and as such as known as the 'Gemstone of the Century.'