This is a gorgeous shirt from Nat Nast Originals.

Made of a blend of silk and cotton, it's a dark blue/black with great squiggles in cream and blue highlights.

It has a square tail with side vents and has a slimmish fit.

This beautiful shirt is in absolutely MINT condition.  It is guaranteed to be authentic and absolutely perfect. 

  Marked L. 

Across the back, laid flat, the shirt measures 24 inches armpit to armpit and 30 inches from the collar seam to the bottom of the back tail.