![Bought this vintage Montblanc pen from an eBay seller in Japan for $100. Seller guaranteed the pen as authentic, but I have some doubts. Was wondering if someone here could help me Bought this vintage Montblanc pen from an eBay seller in Japan for $100. Seller guaranteed the pen as authentic, but I have some doubts. Was wondering if someone here could help me](https://i.redd.it/bought-this-vintage-montblanc-pen-from-an-ebay-seller-in-v0-aptdbd04l1791.jpg?width=3024&format=pjpg&auto=webp&s=babdad41341db04e6a2196ea13e30eee1e93bc61)
Bought this vintage Montblanc pen from an eBay seller in Japan for $100. Seller guaranteed the pen as authentic, but I have some doubts. Was wondering if someone here could help me
![PLUMA DE PLUMAS VINTAGE MONTBLANC MEISTERSTUCK 149 ORO NEGRO 115384 PLUMA DE PISTÓN Resina ref.636855 - Joli Closet PLUMA DE PLUMAS VINTAGE MONTBLANC MEISTERSTUCK 149 ORO NEGRO 115384 PLUMA DE PISTÓN Resina ref.636855 - Joli Closet](https://cdn1.jolicloset.com/imgr/full/2022/09/636855-1/resina-pluma-de-plumas-vintage-montblanc-meisterstuck-149-oro-negro-115384-pluma-de-piston.jpg)
PLUMA DE PLUMAS VINTAGE MONTBLANC MEISTERSTUCK 149 ORO NEGRO 115384 PLUMA DE PISTÓN Resina ref.636855 - Joli Closet
![Yesteryear's Fountain Pens on Twitter: "Vintage #Montblanc #FountainPen Advert - Germany c.1960s https://t.co/opO3HbsXcY" / Twitter Yesteryear's Fountain Pens on Twitter: "Vintage #Montblanc #FountainPen Advert - Germany c.1960s https://t.co/opO3HbsXcY" / Twitter](https://pbs.twimg.com/media/DTVStpLWkAEXuQU.jpg)
Yesteryear's Fountain Pens on Twitter: "Vintage #Montblanc #FountainPen Advert - Germany c.1960s https://t.co/opO3HbsXcY" / Twitter
![Montblanc Noblesse slimline piston converter fountain Pen – Montblanc 23K gold plate M Nib and burgundy Barrel, Made in Germany. * SOLD * – Authentic Vintage fountain pens – Used and NOS Montblanc Noblesse slimline piston converter fountain Pen – Montblanc 23K gold plate M Nib and burgundy Barrel, Made in Germany. * SOLD * – Authentic Vintage fountain pens – Used and NOS](https://antikcartpens.files.wordpress.com/2020/11/vintage-montblanc-noblesse-burgundy-fountain-pen-23k-gp-medium-nib-germany.jpg)