Stuhrling Original Men's 312S.3315X1 Tourbillon Diamond Dominus Limited Edition Mechanical Black Dial Watch Round watch in stainless steel with diamond insets on bezel and open-heart tourbillon complication Mechanical hand-wind movement with analog display Antireflective sapphire crystal dial window Deployment push-button-clasp with buckle closure on alligator leather strap Water resistant to 165 feet (50 M): suitable for swimming and showering Polished stainless steel round shaped case with 12 genuine diamonds on beaded bezel Limited edition, classic two hand movement with open heart tourbillon complication Black dial with stainless steel roman numerals and genuine sapphire crystals on front and back Genuine alligator leather strap with stainless steel deployment push button clasp Water resistant to 165 feet (50 M): suitable for swimming and showering