Montblanc Sartorial 1-Pen Pouch - Ink Blue Collection_Ipsilon and Einstein's equations written in

and Einstein's equations written in white

The CP1 is a perfect pen for fans of minimalism

The Avatar's magnetic twist cap has a film over the internal magnets to protect them from corrosion and allow for a soft touch closure

The name Graf von Faber-Castell is engraved in the end piece in runes

78 oz/ 22 grams Limited Edition Yes

Montblanc Sartorial 1-Pen Pouch - Ink Blue Collection_Ipsilon and Einstein's equations written inKeep your writing instrument safe and stylish in this dedicated pen pouch. Full grain ink blue leather adds a tactile allure, while the overlapping silhouette recalls the shape of an envelope in a further tribute to the written word.