Yves Saint Laurent Prototype atelier YSL couture Black

This dress was created and presented for Haute Couture Summer 1975 YVES SAINT LAURENT .
It has only been worn once outside the salons of Avenue Marceau.
Carried out by the workshop .
Black organza bust ,lined and boned , with internal support belt
The skirt is in black silk crepe , draped in front. Two long sections are tied in a big knot on the side.
No size Ready to wear , obviously .it corresponds to a small 36