Before the Tank Louis, before the Cintrée, and before more than a century of variations on one of watchmaking's most recognizable designs, there was the Tank Normale. Conceived by Louis Cartier in 1917 and commercially introduced in 1919, it was the very first Cartier Tank, the original form from which the entire family descended. For a collector who wants to go to the source rather than a later interpretation, that distinction is fundamental.

Its genius is still obvious today. Cartier would refine, elongate, soften, curve, and reinterpret the Tank in countless ways over the following century, but it never needed to correct the original idea. The Normale remains Tank design in its purest form.

What is easy to forget today is just how few of these early watches Cartier actually made.

Only six Tank watches - not just Tank Normales; Tanks of any model - were produced in 1919, followed by just 33 in 1920. Even a decade later, production remained extraordinarily small, with only 110 Tanks of all types produced in 1929. Cartier historian Franco Cologni records just 5,829 Tank watches of any kind made during the model's first 50 years, with most years before the 1960s seeing fewer than 100 examples produced across the entire Tank family.

Within those already tiny numbers, the Tank Normale represented only one model, and examples made through Cartier London form a still narrower group. This example is considerably more special because of its Cartier London identity. Alongside Paris and New York, London was one of Cartier's three historic centers, with its own character and a production history that collectors increasingly appreciate as distinct from the broader Cartier story. Vintage London-signed Tank Normales are exceptionally elusive, and surviving examples belong to a much narrower world than the more familiar later Tank references.

That makes this vintage Cartier London Tank Normale particularly compelling. It combines the original Tank design with one of the least commonly encountered signatures in vintage Cartier collecting and, beneath its hinged gold back, a European Watch & Clock Co. movement.

For knowledgeable Cartier collectors, the EWC name carries considerable significance. European Watch & Clock Co. movements are closely associated with Cartier's historic relationship with Jaeger and LeCoultre and are found in some of the maison's most desirable early wristwatches. To put it into modern Cartier terms, EWC-powered watches occupy something like the vintage antecedent of today's Collection Privée: uncommon, connoisseur-level pieces that sit deeper within the maison's history than the Cartiers most people encounter.

The Tank has also always possessed an unusual cultural quality. It can be valuable and historically important while remaining almost completely devoid of ostentation. That quiet confidence has attracted some of the most stylish people of successive generations.

Jacqueline Kennedy Onassis famously wore an 18K gold Cartier Tank that is nearly identical in appearance to this watch, essentially a ladies-size counterpart with the same classic white Roman numeral dial, yellow gold case, and black strap. She wore it extensively, and it can be seen on her wrist in numerous iconic photographs. When it was sold by Christie’s in 2017, it realized $379,500.

That same quiet authority explains why the Tank Normale feels so relevant again today. Paul Mescal, one of Cartier's most visible contemporary ambassadors, has repeatedly chosen the model and has spoken of his affection for the Tank Normale specifically. Jacob Elordi has likewise worn the yellow-gold Normale on major red carpets. Their choices do not make the model important. They simply reaffirm what sophisticated Cartier collectors have understood for generations: the strongest design rarely needs to announce itself.

That is ultimately the appeal of this watch. It is not a complicated Cartier, nor an ostentatious one. Its importance comes from being so close to the beginning: from carrying the rare London signature, from housing an EWC movement, and above all from embodying the original Tank itself. It has the sort of presence that rewards familiarity rather than demanding attention, which is precisely why the design has endured for more than a century.

For the Cartier collector, there is something particularly satisfying about going all the way back to the source. The Tank Normale is not a reinterpretation of one of watchmaking's great designs. It is the design from which the others followed, and in this exceedingly uncommon Cartier London, EWC-powered form, it represents a particularly elusive way to own the Tank at its most original.

It has all of its original parts down to its "Breguet moon" hands.

Its case presents in excellent condition with fairly mild to moderate signs of previous polishing. It has not been polished in many years and retains a patina. Its rare Cartier London signed dial was well-restored in vintage times.

One of our Master Watchmakers, who used to be the watchmaker for an authorized Rolex dealer and was given special training by Rolex at their Beverly Hills Service Center to be an authorized Rolex watchmaker and has done authorized work for the Cartier Service Center, has fully serviced the watch which consisted of fully disassembling the movement, carefully inspecting each part, installing a new correct mainspring, poising and straightening the balance, and reassembling and lubricating the movement (a $1295 value).

We have also timed it on a machine that simulates it being worn on the wrist. It is keeping very accurate time.

Included with the purchase is a one-year C.O.T. warranty on the movement and its function and a custom printed Connoisseur of Time Certificate of Authenticity.

** Payment by bank wire only **

Your watch is important to us, and we will take care of it for its lifetime. We provide the best after sale care in the business with an extremely experienced team of four Master Watchmakers all of whom each have over thirty-five years of experience and a large number of parts. One used to be the watchmaker for an authorized Rolex dealership, was given training by Rolex at their Beverly Hills Service Center, and has done authorized work for the Cartier Service Center.

Manufacturer: Cartier
Country of origin: Switzerland, made for the British Market
Year built: c. 1950
Functions: Hours and Minutes
Designed for: Men originally - by today's standard a unisex watch
Case material: 18K gold
Case markings (outside): Official Cartier registration numbers are no longer legible from previous polishing
Case condition: Presents in excellent condition with fairly mild to moderate signs of previous polishing. It has not been polished in many years and retains a patina.
Dial: White with Roman numerals, signed Cartier London, likely a vintage restoration, excellent condition with light aging. Please inquire if you would like a fresh restoration.
Dimensions: 23mm wide (excluding crown), 31mm long lug tip-to-tip
Hands: Original, blue steel "Breguet moons"
Movement type: Extremely high quality, Jaeger LeCoultre caliber 138 for European Watch and Clock Company for Cartier, manually wound, rhodium-plated, fausses cttes" decoration, 18 jewels, straight-line lever escapement, monometallic balance with 8 adjustments including adjusted to six positions and temperatures
Crystal: Mineral glass, excellent condition
Band: Black leather, unsigned, remborde, fits a wrist up to approx. 7 inches, excellent condition with what appears to be the watch's original solid 18K gold signed Cartier deployed buckle
Serviced: One of our Master Watchmakers, who used to be the watchmaker for an authorized Rolex dealer and was given special training by Rolex at their Beverly Hills Service Center to be an authorized Rolex watchmaker and has done authorized work for the Cartier Service Center, has fully serviced the watch which consisted of fully disassembling the movement, carefully inspecting each part, installing a new correct mainspring, poising and straightening the balance, and reassembling and lubricating the movement (a $1295 value).
Timing: We have timed it on a machine that simulates it being worn on the wrist. It is keeping very accurate time.
Warranty: 1-year international warranty. Please email concierge@cotwatches.com for details. Your watch is important to us, and we will take care of it for its lifetime. We provide the best after sale care in the business with an extremely experienced team of four Master Watchmakers all of whom each have over thirty-five years of experience and a large number of parts. As mentioned one used to be the watchmaker for an authorized Rolex dealership and was given training by Rolex at their Beverly Hills Service Center and has done authorized work for the Cartier Service Center.
Box/Papers: BOX - Connoisseur of Time watch presentation box; PAPERS - Custom printed Connoisseur of Time Certificate of Authenticity
Returns: 7 days full refund. 100% satisfaction guarantee

We offer a 100% satisfaction guarantee for all of our watches. If you are in any way unsatisfied with the watch we will fully refund the purchase price anytime within 7 days after the watch has been received. Our goal is to exceed our client's expectations throughout the buying experience.

All watches are packaged carefully and mailed double boxed in specially constructed, reinforced shipping boxes designed for high value items. All watches are sent fully insured with signature required. Most of our domestic shipping is done through FedEx. At times we will also use USPS Express Mail, and we can accommodate most requests for your preferred carrier. International shipments are sent USPS International Express Mail or FedEx.

The purchase price will be the declared value of the merchandise on any required customs forms. The payment of all customs duties, tariffs, and taxes are the responsibility of the buyer.

Also note that water resistance of vintage watches can no longer be guaranteed and is not covered under the watch's warranty. We do not recommend getting a vintage watch wet, even one that was originally designed to be waterproof.

To get an idea of how this watch will look on the wrist, please use the Watch Sizing Guide