Agelocer 3D-Manta vs Free-Sprung Tourbillon: Cal.9301 or 9001?

Agelocer 3D-Manta Free-Sprung Tourbillon steel watch worn with a grey suit and pocket square

Search "Agelocer 3D-Manta vs Cal.9001" and you get a trade-fair listing with no price, an awards-database entry quoted in Swiss francs, and marketplace pages for other Agelocer tourbillons entirely — nothing that puts the Agelocer 3D-Manta Free-Sprung Tourbillon next to Agelocer's own cheaper Cal.9001 tourbillons. That's the comparison this post makes, with the exact catalog numbers for both.

Verdict: the Agelocer 3D-Manta at $1,499 runs Cal.9301 — a double-barrel movement with a 60-hour reserve, a 9.45mm case and a sculpted manta-ray bridge. Agelocer's four Cal.9001-family tourbillons (Cal.A9001 on the crocodile-pattern Leather model), $799 to $1,029, run 80 hours and cost up to $700 less. The extra money buys the Manta's case design, not more running time.

Buy the Manta: Agelocer 3D-Manta Free-Sprung Tourbillon, $1,499 — for the thinnest case here and the bridge architecture nothing else in this lineup matches.

Buy the Cal.9001 instead: Free-Sprung Manual Flying Tourbillon, $799 — same brand, same complication, 20 more hours of reserve, $700 less.

Skip the Manta if power reserve matters more to you than case design — every Cal.9001 model here beats it on that single number. For the Manta reviewed on its own, see our 3D-Manta worth-it review.

Agelocer 3D-Manta Tourbillon steel case in side profile showing its 9.45mm case thickness
Agelocer 3D-Manta Free-Sprung Tourbillon, $1,499 — 40mm/47mm case, 9.45mm thick, 65g on 21mm cowhide leather.

What's the difference between the Agelocer Manta and the Cal.9001 tourbillons?

The manual-wind Agelocer 3D-Manta Tourbillon runs Cal.9301 with a double barrel, a 60-hour reserve, sapphire crystal and a 9.45mm case for $1,499. Agelocer's four Cal.9001-family tourbillons (Cal.A9001 on the Leather model), priced $799 to $1,029, are also manual-wind, rated at 80 hours, and run 9.7mm thick on three models or 10mm on the crocodile-pattern Leather model.

Both calibres are hand-wound — there's no automatic option in this lineup, so both need winding by hand. Both drive a free-sprung flying tourbillon. The balance and escapement sit inside a rotating cage, which Agelocer says offsets the effect of gravity on timekeeping. 'Flying' means that cage is held only from below, with no upper bridge across the top, so it stays fully on show. If you want the mechanics explained properly rather than re-covered here, see what a free-sprung balance is. In short, a free-sprung balance has no regulator arm clamping the hairspring. The rate is adjusted at the balance wheel itself, which Agelocer says gives lasting stability. Both calibres in this comparison use one.

The visible difference is the bridge: Agelocer frames the Manta's flying tourbillon with a sculpted, manta-inspired three-dimensional bridge in a 40mm/47mm case, where the Cal.9001 watches use Agelocer's architecture-inspired skeleton bridges in a 40mm case. That's a design call, not a performance one — the spec sheet below says more about what you're actually paying for.

Spec table: Cal.9301 vs Cal.9001

Model Movement / reserve Size Key feature Price Who it suits
3D-Manta Free-Sprung Tourbillon Cal.9301, 60h 40mm/47mm, 9.45mm thick, 65g Double-barrel movement, sculpted manta-ray bridge, sapphire crystal $1,499 Buyers who want a distinctive case over maximum reserve
Free-Sprung Manual Flying Tourbillon Cal.9001, 80h 40mm, 9.7mm thick, 63.5g Cowhide leather strap, steel or rose-gold-toned colourways, lowest entry price $799 A first tourbillon buyer who wants the most reserve for the least money
Manual Free-Sprung Tourbillon Skeleton Cal.9001, 80h 40mm, 9.7mm thick, 63.5g Rose-gold-toned case on every colourway; zircon-set variants at $999 $799–$999 Buyers who want rose gold with the option of stones
Free-Sprung Tourbillon Skeleton Silver Steel Cal.9001, 80h 40mm, 9.7mm thick, 132g 316L steel bracelet with butterfly buckle $829–$1,029 Buyers who want a bracelet, not leather
Free-Sprung Tourbillon Leather Cal.A9001, 80h 40mm, 10mm thick, 66.8g Crocodile-pattern leather strap, sapphire crystal $999 Buyers who want a dressier strap texture

Every model in that table is manual-wind — none of these five watches is automatic. If you'd rather see the full Agelocer calibre range laid out by model, Agelocer movements by model covers it beyond just the tourbillons.

How big is the Agelocer 3D-Manta, and which Agelocer tourbillon is thinnest?

The Agelocer 3D-Manta measures 40mm/47mm across, 9.45mm thick and 65g on its 21mm cowhide-leather strap — making it the thinnest tourbillon in this comparison. The four Cal.9001 models run 9.7mm thick (10mm for the crocodile-pattern Leather model) and between 63.5g and 132g, depending on whether they're on leather or a steel bracelet.

That's the first counterintuitive result here: the watch with the double barrel and the $1,499 price is also the slimmest on the wrist. The weight spread matters more day to day than the 0.25–0.55mm thickness difference — the steel-bracelet Cal.9001 at 132g wears noticeably heavier than the Manta's 65g or the cowhide-strap Cal.9001s' 63.5g. If thin cases specifically are what brought you here, thin tourbillon watches under 10mm covers the 9.7mm Cal.9001 models in more depth.

Agelocer Free-Sprung Manual Flying Tourbillon exhibition caseback showing the skeleton movement and 80-hour power reserve
Free-Sprung Manual Flying Tourbillon, $799 — Cal.9001, 80-hour reserve, 9.7mm thick, 63.5g.

Why does the Agelocer Manta have 60 hours instead of 80, despite its double barrel?

Agelocer's catalog lists the Manta's Cal.9301 as a double-barrel movement with a 60-hour reserve — 20 hours less than the Cal.9001 (Cal.A9001 on the crocodile-pattern Leather model) used across every cheaper tourbillon here, all rated at 80 hours. Agelocer publishes no gear-train or barrel-size detail, so there's no stated reason; the two spec sheets simply show that the Manta's double barrel doesn't come with a longer reserve here.

It's worth sitting with that for a second, because it runs against the usual assumption: more barrels is often read as shorthand for more reserve. Here it isn't. Agelocer doesn't break down how its barrels are sized or geared on either calibre, so we're reporting what the two spec sheets say, not explaining the engineering behind them.

Is the Agelocer Manta worth $700 more than the Cal.9001 range?

Only if the sculpted manta-ray bridge design and the slightly thinner 9.45mm case matter more to you than power reserve. The cheapest Cal.9001, the Free-Sprung Manual Flying Tourbillon at $799, is 0.25mm thicker but runs 20 hours longer for $700 less — the better buy on specs alone.

Both are rated 50m (5 ATM) water resistant, so that's no reason to pay more. The Manta's spec sheet lists sapphire crystal; the $799 Flying Tourbillon's doesn't state a crystal type at all, so if a listed sapphire crystal matters to you, that's one concrete point for the Manta. What you're actually buying at $1,499 is the most architecturally distinct case in this comparison: the sculpted, manta-inspired bridge. If that case is the reason you're looking at a Manta in the first place, the premium buys exactly that, plus a 0.25mm-thinner case and a listed sapphire crystal, and costs you 20 hours of reserve. If you came here purely for tourbillon-at-a-good-price, every Cal.9001 model in the table above beats it on reserve, and all four beat it on price too.

Agelocer Manual Free-Sprung Tourbillon Skeleton rose gold skeleton watch worn on a man's wrist
Manual Free-Sprung Tourbillon Skeleton, from $799 — Cal.9001, rose-gold-toned case, zircon option at $999.

Which Agelocer Cal.9001 tourbillon variant should you buy — leather, skeleton, steel bracelet, or crocodile-pattern leather?

Pick the Free-Sprung Manual Flying Tourbillon ($799) for the lowest entry price on leather; the Manual Free-Sprung Tourbillon Skeleton ($799–$999) for a rose-gold-toned case on every colourway, with a zircon-set option; the Free-Sprung Tourbillon Skeleton Silver Steel ($829–$1,029) for a 132g steel bracelet; or the Free-Sprung Tourbillon Leather ($999) for crocodile-pattern leather and a thicker 10mm case.

All four run Cal.9001 (Cal.A9001 on the crocodile-pattern Leather model) with an 80-hour reserve, so the decision really comes down to strap and finish, not performance. Want the cheapest way into a real flying tourbillon: the $799 leather model. Want a bracelet instead of a strap you'll eventually replace: the steel version, heavier at 132g against 63.5g for the two cowhide-leather models and 66.8g for the crocodile-pattern Leather model, with a butterfly buckle instead of a pin buckle. Want a rose-gold tone without stones: both $799 cowhide models offer it, the Flying Tourbillon in Black Rose Gold or Blue Rose Gold and the Skeleton in its standard colourways. Want stones: the zircon colourways add them — $999 on the Manual Free-Sprung Tourbillon Skeleton, $1,029 on the Skeleton Silver Steel. The $999 Leather model's catalog photos also show a stone-set bezel, though its spec sheet doesn't list the stones, so check the product photos before you buy. Want a dressier texture than plain cowhide: the crocodile-pattern leather model, the only one of the four at 10mm rather than 9.7mm thick.

Agelocer Free-Sprung Tourbillon Skeleton Silver Steel bracelet folding clasp with skeleton caseback visible
Free-Sprung Tourbillon Skeleton Silver Steel, from $829 — 316L steel bracelet, butterfly buckle, 132g.

Agelocer Free-Sprung Tourbillon Leather worn on a wrist, stone-set bezel, black skeleton dial and crocodile-pattern leather strap
Free-Sprung Tourbillon Leather, $999 — Cal.A9001, crocodile-pattern leather, 10mm thick, 66.8g.

Which Agelocer tourbillon should you buy?

Buy the Free-Sprung Manual Flying Tourbillon ($799) if power reserve and price matter most. Buy the Free-Sprung Tourbillon Skeleton Silver Steel ($829+) if you want a bracelet instead of leather. Buy the Agelocer 3D-Manta ($1,499) only if the sculpted bridge design and thinner case are worth $700 over any Cal.9001 model to you.

There's no wrong calibre here in the sense of getting a fake or a quartz movement dressed up — all five are hand-wound tourbillons, and the brand's own numbers are consistent across the range: 28,800 vph (4Hz) on every model that lists a frequency, sapphire crystal on the ones that state a crystal, and 50m (5 ATM) water resistance where Agelocer lists it. The real decision is reserve versus case design, and that trade-off runs in exactly one direction: pay more, get less reserve, get a different bridge shape. If that shape is why you clicked through, the Manta earns its price. If it isn't, any Cal.9001 variant in the Agelocer collection gets you the same complication for less, with more runway between winds. Either way, both calibres ship from PrimeTimepiece with worldwide shipping and buyer protection — browse the full range in men's watches before you decide.