The Maserati Sfida SET R8823140007 is a men watch for those who set the bar really high. The blue guilloche dial decorated with 2 real diamonds and complemented by an open-heart window is protected by a hard sapphire glass. The Seiko NH70 automatic movement set on 24 jewels with a 40-hour power reserve can be observed through the transparent screw-down caseback. Thanks to the luminescent coating, it is possible to read the time in dark places. The product also features a rotating bezel. Model R8823140007 Crystal: Sapphire Case: Stainless steel, Width 44.00 mm, Thickness 13.00 mm Water Resistance: 10 atm/ 100 metres Movement: Seiko NH 70 Automatic Dial color Blue Bracelet : Stainless Steel , 22 mm