The Silverstone Tourbillograph Full Black is an automatic chronograph with column wheel and tourbillon. This is an automatic movement with tourbillon developed to align perfectly the DNA of the last Graham timepiece, the design is very powerful and combined with content-rich technology. The sapphire crystal is of unprecedented size (42 mm in diameter) and provides a view on some details of the mechanism. The 48 members of his cage skeleton are intertwined with each other and the total weight of the mechanism is reduced to only 0.485 grams. This building, named in Cintre integrates the tourbillon chronograph complication despite the use of a large diameter wheel.
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