With rare "Union Square" mark and J. C. Moore hallmark, satin finish and period engraving "Maggie Elizabeth Wilson / May 4th, 1873," applied die rolled borders, warm rose gold wash to interior.

3 1/8 in.

4.65 troy oz.

Dubbed by the New York Times as a "palace of jewels" and "monster iron building," 15 Union Square was commissioned by Charles Lewis Tiffany and designed by John Kellum. Tiffany & Co. operated from these headquarters from its opening in 1870 until 1906, when they moved uptown to their current building at 37th and Fifth Avenue.

$200 - 400