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Cartier
Tonneau 21x39mm WE400331 18K Rose Gold
Price range
$12,454 – $16,191
Too few priced listings for a median
2
active listings
1
tracked variants
Sep 2026
last refresh
Too few priced listings for a median
| Listing | Posted | Condition | Authenticity | Price ↑ | ||
|---|---|---|---|---|---|---|
 | eBay | 7/31/2026 | Good | Unknown | $12,454 | View on eBay |
 | eBaySold | 8/14/2026 | Good | Unknown | $16,191 | Sold10/8/2026 |
We currently track 2 listings for the Cartier Tonneau 21x39mm WE400331 18K Rose Gold, with prices ranging from $12,454 – $16,191, from eBay.
The Cartier Tonneau 21x39mm WE400331 in 18K Rose Gold exemplifies the brand's commitment to luxury and sophisticated design. This exquisite timepiece features a distinctive tonneau-shaped case, which gracefully curves to fit the wrist, offering both elegance and comfort. The 18K rose gold construction not only provides a warm hue but also ensures durability and longevity, characteristic of Cartier's high-quality craftsmanship. The watch showcases a classic white dial adorned with Roman numeral hour markers and blue sword-shaped hands, enhancing its timeless appeal. The signature Cartier crown, set with a sapphire cabochon, adds a touch of refinement and highlights the brand's attention to detail. Part of Cartier's esteemed collection, this model reflects the brand's heritage in watchmaking, combining artistic design with precise Swiss movements. Known for its refined aesthetics, the Tonneau series is celebrated among collectors for its unique silhouette and luxurious materials. This watch runs true to size, making it a versatile accessory for both formal and casual occasions.
The Cartier Tonneau 21x39mm WE400331 18K Rose Gold is a pre-owned Cartier watch available for purchase across multiple resale platforms. Shop 2 active listings with prices ranging from $12,454 – $16,191. Find this item on eBay. Listings are available in Good condition, so you can choose the quality and price point that suits you.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 2 | $12,454 – $16,191avg $14,323 |
| Status | Listings | Price range |
|---|---|---|
| UnknownListings where authentication status is not specified | 2 | $12,454 – $16,191avg $14,323 |
| Marketplace | Listings | Total value |
|---|---|---|
| eBay | 1 | $12.5K |
| Total | 1 | $12.5K |
Listing counts in the condition and platform tables are filtered subsets (listings with a known condition or price). The “active listings” figure at the top of the page reflects all tracked active listings and may be higher.
