Amazon.com: Montblanc Ballpoint Pen Refills (M) Royal Blue 124493 – Refill Cartridges with a Medium Tip for Montblanc Ball Pens – 2 x Blue Ballpoint Refills : Everything Else
1977 ultra solid MONTBLANC 7847 Ball Pix Pen chased gold matt finish new refill | eBay
Super Rare 1970s MONTBLANC PIX-O-MAT 4 Color Blue Green Black Red Multi-color Ballpoint Pen
1970 4 COLORS ballpoint pen MONTBLANC chrom finished MULTI Pix O Mat UHDE advert | eBay