Buying guide
Tissot Le Locle Review
A properly slim Swiss dress automatic: 39.3mm across and 9.75mm thick, with an 80-hour reserve. It slips under a cuff the way almost nothing else on this site does.
Dress watches are the hardest thing to buy cheaply, because the genre's defining virtue is thinness and thinness is expensive. The Orient Bambino is the affordable default and it is 42.5mm wide. The Le Locle is 39.3mm wide and 9.75mm thick, which is a different category of watch entirely.
Named after the Swiss town Tissot has occupied since 1853, it is the brand's classic three-hand dress automatic, and it now carries the same Powermatic 80 movement as the PRX and the Seastar. Specifications come from Tissot's published product data; scoring follows our method.
Disclosure
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Tissot
Tissot Le Locle Powermatic 80 39.3mm
Tissot's classic dress automatic: Roman numerals, a guilloche-style dial, sapphire and the 80-hour Powermatic 80 in a 39.3mm case with a see-through back.
Price as of Sep 6, 2026. Prices change — Amazon's is the one that counts.
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Specs at a glance
| Movement | Swiss automatic, Powermatic 80, with date |
|---|---|
| Power reserve | Up to 80 hours |
| Hairspring | Patented Nivachron antimagnetic |
| Case | 316L stainless steel, 39.3mm diameter, 9.75mm thick |
| Crystal | Scratch-resistant sapphire |
| Caseback | See-through |
| Water resistance | 30m (3 bar) |
| Bracelet | Steel with butterfly clasp and push-buttons, 19mm lugs |
9.75mm is the headline
Almost every watch on this site is between 12mm and 14mm thick, because that is what an affordable automatic movement plus a decent water rating costs in height. At 9.75mm the Le Locle is in genuine dress-watch territory: it disappears under a shirt cuff instead of fighting it, and on the wrist it reads as a considerably more expensive watch than it is.
The 39.3mm diameter helps too. It is the size a classic dress watch is supposed to be, and it fixes the one thing everybody criticizes about the Bambino. If you have been looking for a formal watch that is not oversized, this is the answer inside this site's ceiling - and the dress roundup shows what else is close.
The limitation: 30 meters
Thinness has a price and this is it. 30m water resistance means rain, hand-washing and nothing else - not swimming, not the shower, not a hot tub. That is normal for the genre and entirely appropriate for a watch you wear to occasions, but it disqualifies the Le Locle as a one-watch collection.
If you want one watch that does everything, buy the Seastar or a 200m diver and accept the extra thickness. If this is your second or third watch, bought for the cuff, 30m is a non-issue. What the ratings really permit is in water resistance explained.
An 80-hour dress watch is a genuinely good idea
Here is the underrated argument for this watch specifically. A dress watch is, by definition, the watch you do not wear every day - which means a 40-hour movement is dead every single time you reach for it, and you spend five minutes resetting the time and date before you can leave the house.
The Powermatic 80's eighty hours largely fixes that. Wear it Saturday, leave it, and it is still going on Tuesday. Of every watch in Tissot's range, the dress model is the one where the long reserve is worth the most in daily life - which is a slightly counterintuitive point that nobody makes in the marketing.
Against the Orient Bambino
The Bambino is the value answer and it is a very good watch: in-house F6724, domed crystal, hacking and hand-winding, at roughly a third of the price. Its weaknesses are the 42.5mm case and a mineral crystal. The Le Locle answers both - 39.3mm, sapphire, far thinner - plus doubles the power reserve and adds an antimagnetic hairspring and a display caseback.
Whether that is worth three times the money is a personal call, not a technical one. If budget is the binding constraint, buy the Bambino without regret; the Bambino version guide will help you pick the right one, and the 38mm V7 narrows the size gap considerably.
Who should buy it
Buy the Le Locle if you want a slim, classical Swiss dress automatic with a sapphire crystal and a movement that survives a week in a drawer - and you already own something you can swim in. It is the most cuff-friendly watch we list.
Skip it if this is your only watch, if you need real water resistance, or if you want maximum specification per dollar - in which case the most-watch-per-dollar list is a better starting point than anything Swiss.
Questions
FAQ
How thick is the Tissot Le Locle?
9.75mm, with a 39.3mm diameter. That makes it one of the few genuinely slim automatics at this price - most affordable mechanical watches sit between 12mm and 14mm.
Can you swim with a Tissot Le Locle?
No. It is rated 30m, which covers rain and hand-washing only. Treat it as a dress watch and keep it away from pools, showers and the sea.
Le Locle or Orient Bambino?
The Bambino costs roughly a third as much and is an excellent watch, but it is 42.5mm with a mineral crystal. The Le Locle is 39.3mm, 9.75mm thin, sapphire, with an 80-hour reserve and a display caseback. Buy the Bambino on budget, the Le Locle on size and finish.
Does the Le Locle show the movement?
Yes - it has a see-through caseback, so you can watch the Powermatic 80's rotor and balance work. Every pick we list with a display back is collected on the exhibition-caseback shortlist.
Specs & sources
Specifications on this page are compiled from manufacturer datasheets, official product pages, and published standards. Prices are pulled live from Amazon and date-stamped; nothing is invented.
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