Rolex GMT-Master II Batman
Executive Summary
Fair Value
$20,185
30-Day
+0.5%
90-Day
+0.5%
Confidence
87/100
Analysis
Algorithmic signal based on public market data. Not financial advice.
Fair Value
$20,185
207 comps
Ask Median
$19,250
199 listings
Sold Median
$20,809
8 results
Confidence
High
87/100
Market Trend
+0.5%
30 days
Momentum
Stable
Market Intelligence
Market Liquidity
High
213 comps across 3 sources
Last Observation
Jul 27, 2026
Most recent data point
Data Sources
Valuation History
Auction Results
| Source | Title | Sold | Date |
|---|---|---|---|
| Sotheby's | Rolex GMT-Master II, reference 126710BLNR Montre bracelet à double fuseau horaire en acier avec date | Stainless steel dual time zone wristwatch with date and bracelet Vers 2021 | Circa 2021 | $15,227 | Oct 1, 2025 |
| Phillips | A “like-new” and sought-after stainless steel dual-t... | $16,256 | Nov 24, 2023 |
| Phillips | A fine and attractive stainless steel dual-time wris... | $22,758 | Sep 21, 2023 |
| Phillips | A rare and attractive stainless steel dual time wris... | $21,527 | Sep 8, 2023 |
| Phillips | An extremely sought-after stainless steel dual-time... | $20,091 | Mar 9, 2023 |
| Phillips | A fine and rare stainless steel dual-time wristwatch... | $19,354 | Sep 21, 2022 |
| Phillips | An extremely sought-after stainless steel dual-time... | $24,205 | Nov 5, 2021 |
| Phillips | A fine, attractive and well-preserved stainless stee... | $28,250 | Jun 28, 2020 |
Marketplace Listings
How this value is calculated
The LuxMetrix fair value blends two independent signals: what sellers are asking on marketplaces (weighted 40%) and what buyers have actually paid at auction (weighted 60%). Outliers are removed using IQR filtering, and a confidence score reflects data quality.
Read the full methodology →Frequently asked questions
How much is a Rolex GMT-Master II Batman worth?
As of Jul 27, 2026, the Rolex GMT-Master II Batman (Ref. 126710BLNR) has a LuxMetrix fair market value of $20,185, typically ranging $18,242–$20,186. The estimate blends 207 live data points — 199 marketplace listings and 8 auction results — normalized to USD.
Is the Rolex GMT-Master II a good investment?
Over the last 90 days the Rolex GMT-Master II Batman's fair value has moved +0.5%. LuxMetrix tracks its value daily from real auction and marketplace data so you can judge momentum rather than guess; current confidence in the estimate is rated high.
How many Rolex GMT-Master II watches are for sale?
LuxMetrix is currently tracking 199 marketplace listings and 8 recent auction results for the Rolex GMT-Master II Batman (Ref. 126710BLNR).
How does LuxMetrix value the GMT-Master II?
Each fair value blends what sellers ask on marketplaces (weighted 40%) with what buyers actually paid at auction (weighted 60%). Outliers are removed via IQR filtering, prices are normalized to USD, and a confidence score reflects data quality. See luxmetrix.com/methodology.