Solid stainless steel 46mm casing and high quality genuine leather strap Classic easy strap on with engraved buckle Flying tourbillion display Screw-in crown Date display Skeletonized Bright White hands for optimal night readability Sapphire crystal clear Case Skeleton back with crystal clear front glass All the appropriate Glashutte markings and wordings Detailed logo, serial/model number engraved on the back Weight and feel very close to the original