Repair or Replace: The Arithmetic for Bags and Coats

The repair question arrives at the worst possible moment, usually in November, usually with the bag you use every day. Sentiment argues one way, the price tag of a new one argues the other, and both are lying. The decision is arithmetic plus one judgment call, and the arithmetic is learnable in an afternoon. A piece was either built to be kept or it was not, and the answer to that question comes before the estimate does.

The three-part test

Ask three things in order. First, was the construction right at purchase: solid hide or dense canvas, a lockstitched main body, named hardware. A cheap piece with a delaminating coating or bonded leather is not a repair candidate at any price, because the next failure is already scheduled. Second, does the estimate come in under half of a comparable replacement in equal quality. Full price for a full repair is sentimental spending. Third, is the failed part one a bench can actually replace. Zippers, linings, straps and buttons are serviceable; cracked coatings, delaminated laminates and mold-eaten linings are not. Two yeses or fewer, replace.

The order is the test. Construction first, because it caps what a repair can return to. The estimate second, because price only means something against a piece worth rebuilding. Serviceability last, because a bench cannot replace what the factory bonded. Run backwards and every number turns soft.

Typical prices, so the math is honest

Ballpark figures from repair benches, and they move by city but not by much. A main zipper swap runs 30 to 70 dollars, more where the tape burrows through lined channels. A bag relining costs 80 to 150 dollars, which immediately explains why it only makes sense above the 400-dollar line. Handle and strap rebuilds, where the anchor stitching has pulled through the leather, run 40 to 100 dollars depending on hardware. Re-proofing is the outlier: on waxed canvas it is a 15-dollar tin of wax and an evening of your own time, and rewaxing waxed cotton walks through it. Set these numbers against what the same money buys new, and against the construction checklist in reading stitching quality, which tells you whether the survivor under the failed part is worth rebuilding.

Relining is the clearest example of invisible money. Nobody sees a lining, so the spend buys nothing you can show; it buys back the piece you already chose. That is precisely why it only clears the arithmetic on a bag whose outer layer justifies the work.

Timing changes the numbers too. The same zipper swap quoted in the November rush costs patience as well as money: benches queue, and a bag that sits for weeks is a bag you are living without. The quiet seasons buy a faster turnaround and a longer conversation about the piece — a bench with time shows you the failed part and explains its choice of replacement. Part of any estimate is the calendar, and the calendar is the one input you control.

Read the estimate like a spec

A repair quote is a small spec sheet, and it deserves the same reading. Three questions sort a good bench from an optimistic one. What part goes in — a named zipper brand or whatever is on the shelf. Where the stitching stops — a repaired seam re-run along its full length, or a patched island with soft edges. What the finished repair will look like, because a new zipper on a worn tape can sit a shade apart from its neighbours. Ask too what happens if the bench opens the bag and finds more damage than the estimate assumed. A good shop calls before it proceeds; the number you agreed to is a ceiling, not a starting bid.

A bench that answers those three questions without prompting is one that repairs for a living. A bench that waves the questions off is quoting you an experiment, and the coat is the material.

What no bench can fix

Three failures end the conversation regardless of price. A pigmented finish that has cracked through, leaving white lines along the folds, because the coating cannot be re-applied to look like anything but paint. A polyurethane coating or lining that has delaminated and flakes perpetually, common on mid-priced bags after year five; there is no reverse for PU decay. And linings or backs damaged by mold, which stains fiber permanently and smells from inside the material. When the failure sits in a layer the factory applied and no shop can reapply, replacement is not defeat, it is the correct appraisal. The same logic governs buying used, where checking secondhand leather catches these exact failures before they become your repair bill.

Warranty first, always

Before any estimate, read the warranty. Coverage for hardware and stitching failures is more common than buyers assume, and a covered repair costs nothing but a claim form; what a bag warranty covers sorts the real guarantees from the marketing ones. The order of operations is fixed: warranty claim first, then repair bench, then replacement. And once the piece is back in service, the same discipline that saved it applies to the next purchase: the cost-per-wear method done properly shows why a repairable bag at a higher price often wins the long ledger.

Where sentiment belongs

There is one honest case for repairing a piece that fails the test, and it is the case where you say so out loud: the bag is a keepsake, and the repair is a gift to it. Price it as a keepsake and stop. A 30-dollar tote with broken straps will never justify a 40-dollar restitch as an investment; as an heirloom it can justify anything, and the honesty is in naming which one you are buying.

The test exists to keep sentiment out of the arithmetic, not out of the closet. Run the numbers first, in November if it comes to that. If the numbers clear, sentiment is free.

At this level of construction, the money belongs to the repair bench, not to a new bag. At every level below it, the money belongs to the better next purchase.