simplyclassywatches: The @ArnoldAndSon Constant Force Tourbillon with two barrels that work in series for a more regular power output. | #ArnoldAndSon #SwissWatches | Crazy Discounts on Luxury Watches: http://bit.do/DiscountWatch
simplyclassywatches: The @ArnoldAndSon Constant Force Tourbillon with two barrels that work in series for a more regular power output. | #ArnoldAndSon #SwissWatches | Crazy Discounts on Luxury Watches: http://bit.do/DiscountWatch