Tank Solo
The Cartier Tank Solo was the way most people got into a real Cartier Tank without stepping up to solid gold. Cartier launched it in 2004 as the steel, entry-price version of the Tank line, and for about fifteen years it did exactly one job well: it put the classic Tank shape, flat brancards, Roman numerals, blue cabochon crown, on a wrist for roughly the price of a good steel sports watch instead of a gold dress watch. We stand behind the counter at 19 W 47th Street and we see these all week, because a Tank Solo is very often somebody's first fine watch, an engagement gift, a graduation piece, or the watch a customer wore for a decade and now wants to trade toward a Tank Louis Cartier or a Santos. Cartier discontinued the Solo around 2019 and replaced it in 2021 with the Tank Must, which means every Tank Solo on the market today is pre-owned. That matters for how you buy one and how you sell one, and we do both.
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Specifications
History
Iconic References
Buying Guide
Pricing & Market Data
Cultural Significance
Collector's Lore
The Solo carries a mild reputation among purists as the quartz Tank, and some collectors dismiss it for that. The people who actually know the line push back on two points. First, the XL automatic with the 1847 MC caliber is a genuine mechanical Cartier at an entry price, and it wears beautifully as a daily dress watch, so writing off the whole line as quartz misses the best reference in it. Second, the Solo's flat brancards are arguably closer to the classic Tank silhouette than the softer, rounded edges Cartier moved to on the Tank Must, so for a certain kind of buyer the Solo is the more correct-looking modern Tank. The other piece of lore is value: because it was the affordable Tank, huge numbers were sold, which keeps the small and large quartz pieces liquid and cheap on the used market, while the gold and XL automatic references have quietly become the ones collectors chase. If you find a clean, unpolished XL automatic with box and papers, that is the sleeper of the line.
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