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About Bern Co-Axial Tourbillon
The dial layout is designed to offer a balanced yet intricate visual composition. The power reserve indicator, day-night display, and floating tourbillon are harmoniously integrated within the refined dial, ensuring optimal functionality. The heat-blued screws, a hallmark of fine watchmaking, provide a subtle contrast.| Reference | GM-906-4 |
| Case | High-grade Stainless steel (316 L) |
| IPG Brass Plating | With 5 micron |
| Dimension | Size approx. 43mm without crown |
| Movement | Automatic tourbillon |
| Specifics | Limited Edition |
| Specials | Sun & moon phase |
| Sub-dial | Power reserve indicator |
| Sub-dial | 24-hr indicator |
| Lens | Sapphire |
| Dial | Multi-tone |
| Index | Sticks |
| Jewels | 29 |
| Hands | Dauphine |
| Clasp | Deployment buckle |
| Band | Genuine leather |
| Warranty | 2-year warranty |
| Water-Resistant | 5 ATM |
| Brand | Theorema Germany |
| Sold by | Tufina since 1828 |
| Packaging | Original Pionier box |
| Included | Manual, warranty & future $50 gift card |
Mechanism
With attention, planning, and careful execution, hundreds of little parts come together to make each timepiece a scientific marvel, as well as a work of art. One could not mistake the singular modernity of our products - the high standards of manufacture, production, and style motivate Theorema's aesthetic. From the precision of our sketches, the meticulous detail of our watches, and the quality of our skeletal mechanisms, we’re building our practice on a long-renowned set of engineering standards from this part of Europe.


















