Product description: - Real ruby inlay on the watch. - Double tourbillon Automatic Mechanical Movement. - 316L Stainless steel case - High-quality rubber watch strap. - Waterproof at a depth of 50M. -12 Months Warranty Features (Approx): - Watchcase Diameter: 4.2cm approx. - Watchcase Thickness: 1.2cm approx. - Band Length (Included the case): 22.0cm approx. - Watchband Width: 2.2cm approx. Package included: - One AILANG brand new watch - One box. - Instruction manual, warranty card.