Sinn watch 6099 finance district bracelet leather a popular and successful watch from the house of sinn spezialuhren celebrates its 15th anniversary the sinn watches frankfurt financial district watch model 6000 was launched in 1999 with frankfurt am main lettering on the dial and rotor engraving of the frankfurt skyline the chronograph documents for the first time the extraordinary relationship between the company and the financial metropolis model 6000 also marks the start of a classic se