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2447 vs CBN2A1AA.BA0643
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| Specification | ||
|---|---|---|
| Production | 1963–1969 | 2020–present |
| Era | Original Heuer Carrera | Modern Heuer 02 / Glassbox |
| Status | discontinued | current |
| Case diameter | 36mm | 44mm |
| Case material | Stainless steel | Stainless steel |
| Bezel | Fixed, slim | Tachymeter |
| Crystal | Acrylic | Sapphire |
| Caseback type | — | Display (sapphire) |
| Water resistance | — | 100m |
| Dial | Silver or black (tri-register) | Various |
| Hands | Baton | — |
| Lume | Tritium | — |
| Movement | Manual chronograph | Automatic chronograph |
| Caliber | Valjoux 72 | Heuer 02 |
| Manufacturer | Heuer (Valjoux base) | TAG Heuer |
| Winding | manual | automatic |
| Power reserve | — | ~80 hours |
| Complications | Chronograph | Chronograph, date |
Compare 2447 with another generation