Best Automatic WatchesModel: 1917style: businessshape: roundPopular elements: hollowMovement Type: Mechanical movement - manual mechanical movementStrap material: OtherDial thickness: 11.9 mmDial diameter: 30-45 MMCase material: stainless steelAdditional features: TourbillonDisplay method: pointerCrown Type: OrdinaryBottom type: see-throughBuckle style: Butterfly double snapWaterproof depth: 5 ATMWatch mirror material: Synthetic sapphire crystal.