The Cartier Tank is an iconic wristwatch that was first introduced in 1917. Its design was inspired by the shape of military tanks used during World War I. The watch features a distinctive rectangular case with a clean and elegant design. Over the years, Cartier has produced various Tank models with different materials, movements, and design elements. Vintage Cartier watches, in general, are highly sought after by collectors due to their timeless design and craftsmanship. The value of a vintage Cartier Tank watch can vary based on factors such as its age, condition, rarity, and the specific model.

This example is in excellent condition for its age. The Vermeil tricolor dial is excellent. The case is .925 silver plated in yellow gold. The genuine lizard strap is in very nice condition. Watch is running well and keeping time. Card is dated 79/80.