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Specs, dimensions and prices at a glance.
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| Spec |  GMT-Master IIFind on eBay |  Black Bay GMTFind on eBay |
|---|---|---|
Fits my wrist | — | — |
| Brand | Rolex | Tudor |
| Collection | GMT-Master II | Black Bay |
| Price | $11,800 | $5,275 |
| Case material | Oystersteel | Stainless steel |
| Case diameter | 40 mm | 41 mm |
| Case thickness | 12 mm | 14.6 mm |
| Lug width | 20 mm | 22 mm |
| Lug-to-lug | 48 mm | 50 mm |
| Movement | Automatic | Automatic |
| Caliber | 3285 → | MT5652 → |
| Water resistance | 100 m | 200 m |
| Power reserve | 70 hours | 70 hours |
| Release year | 2019 | 2018 |
| Country of origin | Switzerland | Switzerland |
