Watch Gender: Mens Manufacturer: Graham Model: Trackmaster Tourbillograph Reference : 2TWTB.B03A.K47D Case: Black PVD 48 mm Movement: Automatic Caliber G1780 with 38 Jewels C Dial: Black with open turbillon window CRYSTAL / GLASS: Sapphire crystal Bracelet/Strap: Black Rubber with black PVD Duble folded clasp Functional: Tourbillon and Chronograph Box/Papers:Full Set . Condition: Pre-owned - Good: This item has been gently used but is in good condition. It might have a few signs of wear, like light scratches or tarnishing. All imperfections should be shown and described in the seller’s listing. ,Model: Graham Trackmaster Tourbillograph,Department: Men,Case Color: Black,Case Material: pvd,Movement: Mechanical (Automatic),Type: Wristwatch,Customized: No,With Papers: Yes,Dial Color: Black,Band Color: Black,Reference Number: 2twtbb03ak47d,Display: Analog,Brand: Graham,Style: Casual,Band Material: Rubber,Features: 12-Hour Dial,With Original Box/Packaging: Yes,Country of Origin: Switzerland