Leather Bifold Wallet Pattern: Four Pockets for Cards and Bills

A bifold wallet is a rectangle that folds once, and nearly every detail that matters sits on the inside. Where the pockets stop, how far each card shows, how much room the fold takes up: these decide whether the wallet works for a decade or gets abandoned in a drawer within a month.

Video: Why don’t Leather Care Brands Include an Ingredients List? All Natural Leather Cleaning, from Marcellino NY Briefcase Maker on YouTube. Shown for inspiration and technique only: it is not the item in this pattern pack.

The pattern is a Marcellino NY design that prints at true size in the Marcellino NY Pattern Pack No. 6: Bifold Wallet, one PDF with a materials list, true-size pattern pages, an assembly diagram, step-by-step instructions and a print-accuracy check. It holds one outer shell and four pockets. The video above shows leather care and is there as inspiration only: it is not the wallet in this pattern.

For a simpler wallet with a single seam and no fold, there is A Card Wallet with One Seam on this site. The bifold adds a bill pocket and a spine, which is where the extra work lives.

Why 4½ by 3½ inches closed

Commercial bifolds cluster around one size. Tandy’s Classic Bi-Fold Wallet Kit is listed at 4.5 by 3.5 inches and promises space for four credit cards, two deeper slots and room for bills. Maze Leather’s bifold wallet template pack lists 4.5 by 3.25 inches. The pattern here takes the first figure: 4½ wide and 3½ tall when closed.

That width leaves breathing room around the card. A standard bank card is 3.370 by 2.125 inches, the ID-1 size defined in ISO/IEC 7810. Stitch lines sit ⅛ inch inside each edge, so each pocket is 4¼ inches wide inside the stitching. A card slides in with about ⅞ inch to spare, and a US bill folded once fits too. A bill measures 6.14 by 2.61 inches, which makes it 3.07 inches long when folded in half.

Open flat, the wallet is 9¼ inches wide. That is two 4½ inch halves and a ¼ inch strip in the middle for the spine.

The five pieces and the leather

The pack contains these cuts:

• Outer: 9¼ by 3½ inches, 4 to 5 oz, cut 1
• L1, rear left pocket: 4½ by 2½ inches, 2 to 3 oz
• L2, front left pocket: 4½ by 1¾ inches, 2 to 3 oz
• R1, bill pocket: 4½ by 3 inches, 2 to 3 oz
• R2, front right pocket: 4½ by 2¼ inches, 2 to 3 oz

Tandy’s leather weight chart puts 3 to 4 oz at 3/64 to 1/16 inch, and the rule behind it is that one ounce is about 1/64 inch. The outer at 4 to 5 oz is therefore 1.6 to 2.0 mm, firm enough to hold its shape in a back pocket. The pockets at 2 to 3 oz run 0.8 to 1.2 mm. Thin pockets matter here. At the sides the stitch passes through three layers, and heavier pockets would turn a wallet into a brick.

Vegetable-tanned bridle suits the outer. I cut from the bend and leave the belly out, because belly leather stretches and a wallet that stretches stops fitting its pockets. For thread, Weaver Leather Supply’s wallet tutorial calls for about four times the seam length. Five feet covers the perimeter of both halves with some left over.

How the pockets stack

Each half of the wallet carries two pockets, one on top of the other, both opening at the top. The rear pocket is taller, so the front one never hides it.

On the left, L1 is 2½ inches tall and L2 is 1¾ inches. A card in L2 shows its top ⅜ inch above the leather, and the card in L1 sits another ¾ inch higher. Each card has a visible edge to grab.

On the right, R1 is the bill pocket at 3 inches, half an inch lower than the top edge of the outer so bills sit just below the rim. R2 is 2¼ inches and carries one or two cards in front of the bills.

The step sizes are a Marcellino NY design, not a standard. Cut the paper templates first and put a real card and a folded bill in them. If a pocket is too tight, add ⅛ inch to the pocket height rather than the width.

Weaver’s wallet construction uses the same principle for the fold: the inside layer is slightly narrower than the outer body, leaving slack in the outside layer so the wallet can bend. The ¼ inch spine gap does that job here. The pockets stop short of the centre line and the outer is free to hinge.

Cutting and stitching

Print the PDF at 100 percent and check the 1 inch square before cutting anything. Trace the templates on the flesh side with a scratch awl and cut with a knife that has a new blade. A dull blade drags and rounds corners.

Bevel and burnish the top edge of every pocket before assembly. Once the pockets are stacked and stitched, those edges are locked behind the stitching and cannot be reached. The pattern pages mark which edges to finish first.

Stack the left pockets on the left half of the outer, flesh sides down, L1 first and L2 on top, with the bottom and outside edges flush. Repeat on the right with R1 and R2. Glue only the margins that the stitching will cover. Contact cement in the middle of a pocket shows through as a ridge.

Mark the stitch line ⅛ inch from the bottom, outside and spine-side edges of each stack. Weaver sets a groover to the same ⅛ inch. Punch with a 3 mm diamond chisel, which Lee Valley lists at about 8½ stitches per inch. Keep the chisel square to the leather. Through three layers it will want to lean.

Saddle stitch each half in one run: up the spine side, across the bottom and up the outside edge. Saddle Stitch: Hand Sewing Leather covers the stitch in detail. Lock the thread at both ends by stitching back two holes.

Finishing the edges and setting the fold

The stitched edges are three layers thick and rarely line up perfectly. Sand them flat first, then bevel both faces and burnish. Sanding Edges Before You Burnish explains the order. Rounded corners cut cleanly; Rounding Corners Cleanly has the method.

The flesh side of the outer shows above the pockets on the inside. Slick it with burnishing gum so it matches the pockets and does not shed fibre into a pocket.

To set the fold, dampen the spine strip lightly, close the wallet over a bone folder and press it under a weight overnight. Do not soak. Water marks vegetable-tanned leather and a wet fold dries stiff.

A new wallet is tight. Pockets give with use and the leather darkens with hand oil. Judge the fit after a few weeks, not on the first day.

Capacity, wear and care

The pattern is sized for six to eight cards: two in each of the three card pockets, plus a few folded bills in R1. Past that, the pockets bulge and the stitching takes strain it was not cut for. Fewer cards make a better wallet.

Hand oil and pocket friction do most of the aging. Natural vegetable-tanned leather darkens within weeks and the edges take a polish from use. Wipe the wallet with a dry cloth, keep it out of rain, and condition it lightly once or twice a year.

The pack has an assembly diagram on page 5 showing which pocket sits where, because the stacking order is the one detail that is easy to reverse. Rear pockets are tall and front pockets are short. If the two are swapped, the front pocket hides the card behind it.

A thicker outer is tempting. A heavier shell makes the spine harder to fold, and the closed wallet may not lie flat. The 4 to 5 oz range is a compromise between a firm shell and a fold that works.

Test in paper first

No part of this pattern was test-cut in leather before publication. The dimensions come from published sizes and the geometry of the stack, so cutting paper copies and fitting your own cards and bills is the right first step. If a pocket needs ⅛ inch more room, change the template and not the leather. Dimensions in a pattern can be right and still suit a different set of cards.

Sources

• Tandy Leather, Classic Bi-Fold Wallet Kit: https://tandyleather.com/products/classic-bi-fold-wallet-kit
• Maze Leather, bifold wallet template pack: https://mazeleather.com/bifold-wallet-template-pack
• Weaver Leather Supply, how to make your own leather bifold wallet: https://weaverleathersupply.com/pages/how-to-make-your-own-leather-bifold-wallet
• Wikipedia, ISO/IEC 7810 (card sizes): https://en.wikipedia.org/wiki/ISO/IEC_7810
• Alliant Credit Union, dollar bill dimensions: https://secure.alliantcreditunion.org/money-mentor/the-dollar-bill-believe-it-or-not
• Tandy Leather, leather weight and thickness chart: https://tandyleather.ca/blogs/tandy-blog/leather-weight-thickness-chart
• Lee Valley, leather-stitching chisels and awl sets: https://www.leevalley.com/en-ca/shop/tools/hand-tools/chisels/specialty/76712-leather-stitching-chisels-and-awl-sets
• Video: Marcellino NY Briefcase Maker on YouTube, https://www.youtube.com/watch?v=JBSZ0YI1lKk

You might also like

• A Card Wallet With One Seam
• The Saddle Stitch Explained: Hand-Sewing Leather Step by Step
• Sanding Edges Before You Burnish
• Rounding Corners Cleanly

---