Brand: Jacob & Co
    Type: Jacob & Co. ASTRONOMIA TOURBILLON STALLION BLACK
    Model:  AT100.31.AC.UB.B
    Movement:  Manual Winding 
  
  Case material:  Black DLC Grade 5 Titanium 
  
  Case size:  50 x 25 mm 
  
  Gender:  men
    Glass: Sapphire 
    Bracelet: Alligator 
    Glass:  Sapphire 
    Quality:  Japanese AAA 
    Clasp:  Folding clasp
  
  Functions:   hour, minute