Introduction: Learning the Language of Quality
by Antonio Zichichi, Founder of Milano Strap
Welcome to my workshop. Often, when a client or friend observes one of our finished straps, the first reaction is appreciation for its overall beauty. "What beautiful leather," they say, or "what beautiful stitching." And I smile, because I know that what they see is only the surface, the final poetry of a story written in a much older and more complex language: the language of craftsmanship.
A strap, for those unfamiliar with its secrets, is just "a leather strap." But for a craftsman, it is an assembly of precise choices: it is full-grain leather, not split leather; it is saddle stitching, not machine stitching; it is an edge finished with edge paint, not left raw. Each term defines a choice, and each choice defines quality.
This article is not just a description of our work. It is an invitation to learn this language. I want to take you on an in-depth journey through each phase of creation, revealing the lexicon of micro-leather goods. My goal is to transform you from simple consumers into true connoisseurs, capable of recognizing and appreciating the invisible details that separate an ordinary product from an object destined to last a lifetime.
Chapter 1: The Foundations – Anatomy of a Strap and Material Selection
A strap is a miniature work of engineering. Its seemingly simple structure is a three-layered architecture, and the quality of each layer is a pillar of its longevity and comfort.
The Anatomy:
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Outer Leather: This is the face of the strap, the part that expresses its character. Our choice falls almost exclusively on full-grain leather, the noblest layer of animal dermis, which retains its original grain, pores, and natural texture. Unlike corrected-grain leather, which is sanded and stamped to hide imperfections, or split leather, the lower and less valuable layer, full-grain is a "living" leather that breathes and develops a unique patina over time.
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Core: This is the hidden heart, the intermediate layer that provides structure, torsional resistance, and prevents stretching. Depending on the use, the core can be made of vegetable-tanned leather, reinforcement leather, or, for more technical straps, anti-stretch composite materials. Its presence guarantees shape and durability.
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Lining: This is the layer in contact with the wrist, essential for comfort. Although invisible from the outside, its quality is crucial. We use specific leathers such as Zermatt or hypoallergenic calfskin, treated to be sweat-resistant, soft to the touch, and gentle even on the most sensitive skin.
Binding and Finishing Materials: The choice of thread is a declaration of intent. Waxed linen thread is our preferred choice. The natural linen fiber, impregnated with beeswax, offers exceptional tensile strength and timeless aesthetics. Unlike synthetic thread (such as Serafil or Ritza Tiger), which also has excellent resistance properties and a wide range of colors, linen has the unique ability to "age" with the leather, blending with it.
Adhesives also play an important role. We prefer water-based glue (or latex-based) over neoprene glue (solvent-based). Although it takes longer to dry, it does not crystallize, keeping the strap flexible and soft, as well as being safer for the craftsman and the environment.
Chapter 2: The Creative Gesture – From Cutting to Preparation
With the materials ready, the transformation begins. It is a process of precise gestures, where the experience of the hand is everything.
Cutting (The Cutting): The first operation is cutting. In an industrial context, cutting dies are used, heavy metal molds that cut the leather with the pressure of a press. It is a fast and efficient method for mass production. We, however, practice hand-cutting. With a utility knife or a bench knife, very sharp and handy blades, the artisan selects the best part of the leather (the "grain") and cuts it with a fluid and sure gesture. This approach allows us to bypass small imperfections and, above all, to follow the direction of the leather fibers, a crucial detail for the future strength of the strap.
Skiving (Thinning): This is one of the most refined and lesser-known techniques in leatherworking. Skiving involves selectively thinning the thickness of the leather, especially along the edges. Using a skiving knife or a small hand-held machine, the artisan reduces the thickness in places where the strap will be folded or sewn, thus eliminating any unsightly bulk and ensuring superior flexibility. This operation requires incredible sensitivity: a few tenths of a millimeter make the difference between an elegant strap and a stiff one. It is essential for complex finishing techniques such as rembordé.
Bonding (Assembly): Once prepared, the three layers are joined. Bonding is the gluing process. A thin layer of glue is applied evenly, and the layers are carefully pressed together, ensuring no air bubbles remain and that the alignment is perfect. The piece is then left to rest, allowing the glue to create a strong yet flexible bond, ready for the phase that will give it a soul: stitching.
Chapter 3: The Soul of the Structure – The Art of Hand Stitching
Stitching is the moment when different components become a single, solid, and inseparable object.
Preparation for Stitching: Before stitching, the path must be marked. With a pricking iron, a tool similar to a toothed wheel or a metal comb, the artisan impresses a line of equidistant dots on the leather. This not only serves as a guide but also ensures an aesthetic regularity that is the hallmark of high-quality work. The strap is then clamped in a stitching pony, a wooden vise that allows the artisan to have both hands free.
Saddle Stitching: This is the heart of our craftsmanship. We do not use sewing machines. Each stitch is made by hand using the saddle stitching technique. The artisan uses a single thread with two saddle needles (blunt-tipped so as not to cut the leather) at the ends. With an awl (a sharp punch), he pierces the first hole, then passes both needles through the hole, crossing them. This creates a knot inside each individual hole. The strength is incomparable: even if a stitch were to break, the seam would not unravel, unlike machine stitching (chain stitch) which would immediately come undone. It is a promise of longevity hand-stitched.
Chapter 4: The Nobility of Details – Finishes and Hardware
A masterpiece is recognized by its final details. Finishing is what elevates good work to a work of art.
Edge Finishing: There are two main techniques for finishing edges. The most common in our workshop is edge painting. It is a meticulous process: the edges are first sanded, then a layer of specific leather paint is applied. After drying, it is sanded again to eliminate imperfections, and another layer is applied. This is repeated several times until a smooth and homogeneous surface is obtained. The final touch is wax burnishing: with a burnisher (a wooden or agate tool) and beeswax, the artisan polishes the edge by friction, sealing it and making it incredibly smooth and durable. The alternative, even more complex, is rembordé, or folded edge, where the finely skived outer leather is folded over to cover the edge and stitched, creating a seamless finish.
Holes, Loops and Hardware: The holes for the buckle tongue are made with a steel punch, one at a time, to ensure the cleanest possible cut. The loops (the fixed loop, stitched near the buckle, and the floating loop) are created separately and hand-stitched. Finally, the hardware is installed. The buckle and its tongue, usually made of 316L stainless steel, are secured with spring bars. Increasingly, for the convenience of our customers, we use quick-release spring bars, which allow the strap to be changed without tools.
The final touch is the hot stamp, our signature, which hot-stamps the logo on the lining: it is the seal of a journey made of passion and quality.
Conclusion: Reading Quality, Wearing a Story
We have reached the end of our journey. I hope that now, terms like skiving, saddle stitching, or edge painting are no longer just abstruse words, but represent for you images of care, skill, and dedication. You have learned the lexicon to "read" a strap, to distinguish a mass-produced product from a piece of craftsmanship that carries a story.
The true value of a handmade object lies not only in noble materials but in the sum of all these intelligent and passionate details. It is a value that does not diminish with time, but rather grows with each passing day on your wrist.