The Rolex GMT-Master II in Steel and Yellow Gold with a Black Dial is a luxurious and versatile timepiece that blends the durability of stainless steel with the elegance of 18k yellow gold. The 40mm case is crafted from Rolex’s durable Oystersteel, renowned for its resistance to corrosion and scratches, while the iconic two-tone design is highlighted by the 18k yellow gold bezel and center links, offering a sophisticated contrast that catches the light beautifully.