If you love Vintage then you must visit the Vintage Paris Boutique which is located in Paris's fashionable Marais.
I myself have not yet been to the boutique but it's on my list of places to visit when next in Paris!
Check out some of the beautiful vintage gems they have by visiting the boutique's online store: www.vintage-paris.com
Boutique Address : 97 rue Vieille du Temple 75003 Paris
Opening hours : Tue.-Sat. : 11h00-13h00, 14h00-19h00