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About Helsinki
The watch is just a perfect design. It’s Theorema doing what it does best, amazing angles, lines, and finishing. Ultra-innovative materials, and this timepiece is a long-lasting one, and it will be your friend in all walks of life. Take pride in your timepiece, you chose it!| Reference | GM-115-5 |
| Case | High-grade stainless steel (316 L) |
| IP rose gold plating | With 5 micron |
| Dimension | Size approx. 44mm without crown |
| Movement | Automatic with 22 Jewels |
| Seconds | Rotating sub-dial |
| Dial | Skeletonized see-through |
| Hands | With photoluminescence |
| Numerals | Roman & Arabic |
| Lens | Sapphire crystal |
| Clasp | Standard buckle |
| Band | Genuine leather |
| Warranty | 2-year warranty |
| Water Resistant | 5 ATM |
| Brand | Theorema Germany |
| Sold by | Tufina since 1828 |
| Packaging | Original Theorema box |
| Included | Manual, warranty & $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 quality standards of manufacture, production, and style motivate the Tufina'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.

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