Cartier Tank Must! Limited time offer: interchangeable imported lychee pattern calf leather available at retail stores. The 2021 Cartier Tank Must watch has been launched. It Must be a TANK! Among all the classic Cartier Tank watches, if I had to choose one for daily wear, I would definitely pick the TANK Solo. However, this may change with the latest TANK MUST introduced in 2021. This year, the brand has unveiled the new Tank Must series, which is regarded as a model of Cartier's elegant style with its minimalist and precise lines. The design innovates while maintaining the original design, featuring rounder lugs and adjusted dial proportions. Cartier has incorporated a round winding crown set with a convex gemstone, equipped with the original ultra-thin custom quartz solar movement. The internal structural details welcome comparison! Comes with original imported calf leather! The texture is delicate, soft, and very comfortable against the skin! This is not an ordinary product available on the market! The Tank Must series watch also adopts the brand's iconic square case! Medium size 33.7x25 mm, small size 29.5x22 mm, thickness 6 mm. The dial is silver-plated with sword-shaped heat-treated blue steel hands, crystal glass, and a unique blue spinel embedded in the crown! Compared to previous models, the lines are more rounded and smooth. Additionally, the watch features a quick-release strap function, greatly enhancing the comfort and convenience for daily wear!