Limited edition of 100 pieces sinn watch 1800 s damaszener limited edition calfskin the sinn watches 1800 s model made of damascus steel seamlessly follows on from this by rendering the highly traditional material appropriate for watch cases without forsaking but rather enhancing its special allure the watch thus displays a uniqueness that is immediately reflected in its design and appearance in order to bring the characteristics textures of damascus steel to the fore an organic pattern of