Cartier watches Tank aux Flammarion Editions.

Satin-polished, curved gold case, polished gold bezel. Beaded screw-down crown, a sapphire cabochon. Leather strap, yellow and rose gold deployant buckle. Silver-plated, grained dial, 12 Roman numerals, internal railway minute hand. Steel-tipped, pommel-type hands.
Caliber 122 LeCoultre rond movement, Côtes de Genève decoration, rhodium-plated, 2 adjustments, 18 rubies, anchor escapement, bimetallic balance, flat spiral.
© Eric Sauvage
First of all, it should be noted that this beautiful work, written by Franco Cologni, includes a chapter on the models created since 2017. This allows us to follow the evolution of this legendary tank watch, conceived by Louis Cartier in 1917, which remains an icon of modern horology.
In other words, this watch is part of those objects that evolve with humans, worn a bit like a fetish object. If the House Cartier Excellence in jewelry craftsmanship also applies to watchmaking for more than a century. This is how one of its most emblematic creations is the Tank. No doubt this watch is a symbol of timeless elegance. In this regard, its harmonious shape often adapts to its era by offering variations in size. Regardless of fashions, the tank watch reinvents itself without disturbing its identity.
It should not be forgotten that its design is inspired by assault tanks used during the First World War. In this context, Louis Cartier, the founder of the brand, created a watch with a rectangular case. Thus, he recalled the shape of these military vehicles. So, this object became a symbol of innovation in horology, with its bold geometric design and shape. 
Overall, the Tank is an emblematic luxury watch with innovative design and timeless sophistication. This is what this work by Flammarions Editions, The watch Cartier Tank is indeed an icon.