Mechanical Open Heart Series Watch NH9130-84L Type of Glass_Sapphire with a distinctive character and

with a distinctive character and clean look

Easily switch between daytime view and nighttime view with a screen that can be read by night vision goggles

The PRS 516 is truly a pioneer watch that will never go out of style

ETA Caliber F06

Navy blue sunray dial with day/date calendar window

Mechanical Open Heart Series Watch NH9130-84L Type of Glass_Sapphire with a distinctive character andCitizen Mechanical Gent Open Heart collection. It has a power reserve of 40 hours once entirely wound. Additional feature include exhibition case back. A mechanical watch in which the natural motion of the wearer provided energy to wind the mainspring, making mutual winding unnecessary if worn enough. Calibre No. 8229 Movement Automatic Strap Stainless Steel Water Resistant Water Resistant to 50m Thickness 10. 7mm Case Size 40mm Case Stainless Steel