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Tudor
North Flag Ref. 91210
Median resale value
$4,300
Based on 11 listings — treat as indicative
$3,725middle 50% of listings$4,600
$3,950 q1$4,450 q3
11
active listings
1
tracked variants
Aug 2026
last refresh
Based on 11 listings — treat as indicative
Every active listing we track, bucketed by asking price. The band you buy in tells you more than the average does.
11 active listings. Median asking price $4,300. The middle 50% ask between $3,950 and $4,450.
Counts here cover listings with a known price, so they can be lower than the active total above.
| Listing | Posted | Condition | Authenticity | Price ↑ | vs median | ||
|---|---|---|---|---|---|---|---|
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $3,725 | 13% below the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $3,900 | 9% below the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $3,925 | 9% below the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $3,975 | 8% below the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,025 | 6% below the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,300 | At the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,300 | At the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,400 | 2% above the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/15/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,500 | 5% above the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/10/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,600 | 7% above the median price | View on Crown & Caliber |
 | Crown & Caliber | 3/10/2026 | Good | AuthenticatedCrown & Caliber CPO certification | $4,600 | 7% above the median price | View on Crown & Caliber |
We currently track 11 listings for the Tudor North Flag Ref. 91210, with prices ranging from $3,725 – $4,600, from Crown & Caliber.
The Tudor North Flag Ref. 91210 is a striking timepiece that embodies the brand's commitment to precision and craftsmanship. Launched as part of Tudor's Heritage collection, the North Flag showcases a robust stainless steel case with a polished and satin finish, measuring 40mm in diameter. Its distinctive black dial features luminous hour markers and hands, ensuring readability in various lighting conditions. This model is powered by Tudor's in-house caliber MT5612 movement, known for its reliability and chronometer certification, which guarantees exceptional accuracy. The North Flag is equipped with a date function at 3 o'clock and a striking power reserve indicator at 9 o'clock, reflecting Tudor's dedication to functional design. The watch is presented on a comfortable black leather strap with a folding clasp, allowing for easy adjustments. With its sporty yet elegant aesthetic, the North Flag Ref. 91210 appeals to both watch enthusiasts and those seeking a versatile accessory for everyday wear. This timepiece runs true to size, offering a comfortable fit for various wrist sizes, making it an excellent addition to any luxury watch collection.
The Tudor North Flag Ref. 91210 is a pre-owned Tudor watch available for purchase across multiple resale platforms. Shop 11 active listings with prices ranging from $3,725 – $4,600. Find this item on Crown & Caliber. Listings are available in Good condition, so you can choose the quality and price point that suits you. 11 listings are professionally authenticated, giving you added peace of mind when buying pre-owned.
Current market prices by condition and authenticity, based on active listings.
| Condition | Listings | Price range |
|---|---|---|
| Good | 11 | $3,725 – $4,600avg $4,205 |
| Status | Listings | Price range |
|---|---|---|
| Authenticated / VerifiedListings with third-party authentication or platform verification | 11 | $3,725 – $4,600avg $4,205 |
| Marketplace | Listings | Total value |
|---|---|---|
| Crown & Caliber (Hodinkee) | 11 | $46.3K |
| Total | 11 | $46.3K |
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.
