This is an authentic ROLEX Stainless Steel 40mm Oyster Perpetual Milgauss Watch Z-Blue 116400GV. This watch is crafted from stainless steel and features an automatic movement, a blue dial, green sapphire crystal, smooth bezel, and Oyster bracelet. Follow this item for alerts. Rolex is a registered trademark of Rolex. FASHIONPHILE is not affiliated with Rolex.