You have no items in your shopping cart.


Treuleben X Monocle

This collection is a collaborate effort between both our Treuleben and Monocle design teams that has been made exclusivly available for Moncole customers.
Discover the collection

Bonsai Edition

We go big on tradition and small on format. Slightly larger than a matchbox. The Bonsai Edition - for those who have a passion for putting big things in short order, keeping track of life’s little pleasures or simply love downsizing.
Read more

Nubuck Editon

The Nubuck Edition features our 5 most popular products and elevates the quality of our full-grain leather with a specially crafted finish. We have added new texture and temperament to the well-known quality and patina of our collections in full-grain cowhide leather, by introducing the warmth and goodness of premium nubuck.
Sense the warmth and goodness

Lunar Limited

The blue moon among calendars. Rare, exclusive and with only 100 numbered copies available.
Reach for the Moon


Treuleben uses only quality-selected supple Italian full-grain cowhide leather. Our products are handcrafted by expert leather artisans according to traditional artisanry and standards of excellence. Thus highly individual and practical premium products are manufactured with the greatest care. Nearly all leather items feature the orginal Treuleben envelope pocket design, which give them their unique look. Focusing on the essentials makes them lightweight and sleek and imbues them with sublime elegance.

Our Story