Very likely, the Ermenegildo Zegna tie is sold the most, at the $150 - $300 price range. The Zegna tie is made of the finest Italian silk and makes a great knot for years to come! Especially for a professional outfit, which might require a very distinctive look, not too overwhelming, but still luxurious.
Compared to more trendy brands like D&G, Prada and Givenchy, the Ermenegildo Zegna tie has a more timeless design (most designs). Sometimes a solid patterned gray, blue or maroon tie can be distinctive and nice looking too. The striped prints have often little detail result in 3 or even four colors in the design. The Zegna silks are carefully selected for a luxurious feel and look but also to make a great knot (that stays).
Several large high-end warehouses in the US carry Zegna ties at $195 + tax, and higher prices for the Ermenegildo Zegna Quindici (lots of colors) ties and the Couture/ Premium ties (often found only in Ermenegildo Zegna stores. THe Zegna tie is sold a lot, and often to prfessional whom "need" a few new designs every few months to look fresh.