The Sinn 856 Collection is a family of pilot’s watches that are designed to be easy and clear to read. These instrument watches have a consistently functional design that honours the tradition of Sinn navigation cockpit clocks. Each of the watches uses a different combination of Sinn Technologies to create watches with different features and abilities. Sinn are known for using high-quality materials and movements in their watches, and this collection is no exception. The 856 watches come in a variety of finishes to ensure that the collection contains the perfect timepiece for every watch enthusiast. 

Core Features of the 856 Collection: 

• The Sinn 856 watch is an instrument watch that is designed to be reminiscent of the traditional Sinn navigation cockpit clock. 
• Each watch uses Ar-Dehumidifying Technology to enhance the functional reliability of the timepiece and ensure less fogging. 
• All of the watches have a Magnetic Field Protection of up to 80,000 A/m. 
• The watches all have sapphire glass to protect the dial. The glass has anti-reflective treatment on both sides. 
• The 856 watches are all water and pressure-resistant to 20 bar and meet the technical requirements for waterproofness as set out in standard DIN 8310. This is aided by the screwable crown and nickel-free screw-fastened case back. The watches are also resistant to low pressure. 
• The watches in this collection are all powered by an SW 300-1 self-winding mechanism. It uses 25 bearing jewels and 28,800 semi-oscillations per hour to power the watch. The movement features a seconds stop function and is anti-magnetic as per DIN 8309. 
• The watches have a case diameter of 40mm, a band lug width of 20mm, and a case thickness of 11mm. They each weigh 70 grams without a strap. 

Model Specifications 856.020-BM8561202S:

• This model features a case made of black PVD coated stainless steel that has been treated with TEGIMENT Technology. 
• The matte black dial exhibits a second time zone on a 24-hour basis. This hand can be used to help find compass directions. In the Northern hemisphere, the watch should be held horizontally with the 12-hour hand pointing towards the sun. The 24-hour hand will then be pointing north. The same procedure in the Southern hemisphere will show South. 
• The dial features large Arabic numerals at 3, 6, 9, and 12 for optimal readability. 
• A date aperture can be found at 4 o’clock. 
• The numerals, indices and hour and minute hands are coated with luminescent colour. 
• This model is finished with a black PVD coated stainless steel two-link bracelet that has been treated with TEGIMENT Technology.