For most people, the best watch repair kit for home use is a mid-priced set such as the Esslinger Watch Repair Tool Set (about $35 for 24 tools) or its Deluxe version (about $60 to $90), which cover battery changes, strap swaps, case back opening and bracelet resizing. If you only change straps, a roughly $19 budget kit is enough, and if you service several watches a year, a Bergeon set is a lasting investment.
Quick answer: Buy a budget kit (around $20) for occasional strap and battery jobs, an Esslinger set ($35 to $90) for sturdier tools, or a Bergeon kit ($260 and up) if you want professional-grade tools that last decades. Whatever you buy, check your warranty first and leave movement repairs to a professional.
First, is your watch still under warranty?
Check before you open anything. Most brands void or limit their warranty if anyone other than an authorized service center opens the case, and some void it for a changed bracelet link. Water resistance is the main casualty: once a case back is opened, a home kit cannot prove the seal still holds. For a watch under warranty or a valuable one, strap swaps are about the only DIY job worth doing, and even that is best done carefully. Everything else should go to the brand or an independent watchmaker.
What a home watch repair kit should include
Watch tools are small and specific. A useful beginner set should contain:
- Spring bar tool for changing straps and bracelets. This is the tool you will use most.
- Case back opener. A knife-style tool for snap-off backs, plus a wrench-style opener (often a three-prong tool) for screw-down backs. Confirm which type your watch has before you buy.
- Screwdrivers in a range from about 0.50 mm to 3 mm for bracelet screws and small fixings.
- Pin pusher, small hammer and pliers for removing links from metal bracelets.
- Tweezers for handling batteries, ideally non-magnetic.
- Loupe to inspect small parts and gaskets.
- Soft cloth and a work mat to protect cases and crystals.
Our picks by budget
| Kit | Approx. price | Best for |
|---|---|---|
| Eventronic Watch Repair Kit | About $19 | Occasional strap swaps and battery changes |
| Esslinger Watch Repair Tool Set (24 tools) | About $35 | Beginners who want sturdier tools |
| Esslinger Watch Repair Deluxe Watch Tool Set (26 items) | About $60 to $90 | Regular home users |
| Bergeon 7812 Quick Service Kit | About $260 to $390 | Hobbyists who want quality tools |
| Bergeon 7815 Master Service Kit (46 tools) | About $900 to $1,250 | Serious enthusiasts and collectors |
Prices are approximate. They differ widely between Amazon, Esslinger and other sellers, and several of these sets were sold out at Esslinger when I checked in October 2026, so confirm stock before ordering.
Eventronic Watch Repair Kit
Best for: trying the hobby cheaply.
This inexpensive kit includes the basics for changing straps, opening the case back, replacing a battery and removing bracelet link pins.
- Pros: very low cost, covers common jobs, all-in-one case.
- Cons: tool quality is typically basic, so bits can bend or slip and scratch a case if you are careless.
Esslinger Watch Repair Tool Set
Best for: beginners who want a step up from bargain kits without a big spend.
Esslinger is a long-established supplier to watchmakers. Its standard set lists 24 tools, from a Jaxa-type case opener to a case cushion, at about $35.
- Pros: cheap, from a reputable tool supplier, includes the main case openers.
- Cons: still a hobby-grade set; the Jaxa opener has limits on larger or unusual case backs.
Esslinger Watch Repair Deluxe Watch Tool Set
Best for: the best balance of price and quality for regular home use.
The Deluxe set lists 26 items: a case opener and case knife, screwdrivers, plastic and anti-magnetic tweezers, pin pushers and punches, a band holding block, 100 spring bars, pliers, a hammer, an eye loupe, polishing cloth and fiberglass brush. It listed at about $90 at Esslinger and was sold out; other retailers have sold it for less.
- Pros: a broad set of tools, including the band block and spring bars you will actually use.
- Cons: not professional-grade, and screw-down case backs may still need a dedicated wrench.
Bergeon 7812 Quick Service Kit
Best for: hobbyists who care about build quality.
Bergeon is a Swiss toolmaker used by professional watchmakers. This compact kit includes a spring bar tool, mini Jaxa wrench, case knife, 5x loupe, non-magnetic tweezers, screwdrivers, a bracelet pin tool and pliers in a foam-lined case. Listings describe it as 12 tools plus spare tips or 18 pieces depending on the seller.
- Pros: excellent tool quality, long lifespan, tidy case.
- Cons: costly for casual users, with a limited set of case back openers.
Bergeon 7815 Master Service Kit
Best for: collectors with many watches and those moving into watchmaking.
The Master kit has 46 tools and adds a multi-use bracelet press, a Jaxa wrench with 12 pins in four shapes, a band holding block, a leather polishing buff and an air blower.
- Pros: comprehensive, professional-grade tools.
- Cons: expensive and more than most owners will ever use; the Bergeon kits are often sold out and can cost much more than the list prices above.
Which kit should you buy?
- Just changing straps or a battery now and then: the Eventronic kit, or buy only a good spring bar tool.
- Regular bracelet resizing and battery swaps: an Esslinger set.
- Collecting and tinkering with many watches: Bergeon 7812.
- Going deeper into watchmaking: Bergeon 7815, or build your own kit tool by tool.
The cheapest sets work fine for a few jobs, but bad tools cause most home damage: a slipping screwdriver or an ill-fitting spring bar tool leaves scratches that no amount of polishing fully removes. If you expect to open watches often, spend more on fewer, better tools rather than buying a large cheap kit.
Jobs you can do at home
- Change a strap. Use a spring bar tool and keep a few spare spring bars. Work over a soft mat so a slipped bar does not vanish.
- Resize a metal bracelet. Remove link pins with a pin pusher and small hammer, following the arrow on the links if marked.
- Replace a quartz battery. Open the case back, swap the cell using non-metal or plastic-tipped tweezers, and refit the gasket. Be careful, because a poorly sealed case back can compromise water resistance. Read our explainer on water resistant vs waterproof before swimming with a watch you have opened.
- Clean the case and bracelet. A soft brush and mild soap work well for stainless steel. Our comparison of titanium vs stainless steel covers how the two metals wear.
How to change a strap safely
- Lay a soft cloth on a tray and put the watch face down on it.
- Press the forked end of the spring bar tool against the spring bar between the lug and the strap, and compress it gently toward the strap.
- Lift the strap end free, then repeat on the other side.
- Seat the new strap’s bar in one lug hole first, compress the opposite end, and click it into the other hole.
- Tug the strap lightly to make sure both ends are locked before you wear the watch.
Take your time. The most common mistake is a tool slipping off the bar and gouging the lug. A steady hand and a good tool tip matter more than a big kit.
Jobs to leave to a professional
- Anything inside the movement, including regulation and repairs.
- Replacing crystals on a water-resistant watch.
- Pressure testing after opening a dive watch. A home kit cannot verify water resistance.
- Valuable or vintage pieces where a slip could reduce value.
Tips for first-timers
- Practice on an inexpensive watch before touching one you love.
- Work in a bright, clean space with a tray to catch small parts.
- Use a case holder or soft cloth to avoid scratches.
- Take photos at each step so you can reassemble correctly.
Fixing up cheap watches also teaches you what to look for in a bargain. If you are buying second hand, our guide on how to spot a fake watch is worth reading first.
FAQ
What tools do I need to change a watch battery?
You need a case back opener that fits your watch, tweezers and a replacement battery. Check the old battery code first.
Can I remove links from a watch bracelet myself?
Yes. A pin pusher, small hammer and pliers will do the job on most pin-and-collar bracelets, though some bracelets use screws instead.
Are cheap watch repair kits worth it?
They are fine for occasional strap changes. For regular use or valuable watches, higher quality tools reduce the risk of scratches and slipped tools.
Will opening my watch void the warranty?
It can. Check your brand’s warranty terms before opening the case back on a watch that is still covered.