Rolex Day-Date 40 40 mm 228348RBR-SLVRP Yellow Gold/Diamonds Silver Rolex Day-Date 40 40 mm 228348RBR-SLVRP Yellow…

The Rolex Day-Date 40 reference 228348RBR is one of the most celebrated configurations in the entire Rolex catalogue — a 40mm yellow gold masterpiece that distills nearly seven decades of Day-Date heritage into a single, luminous object. First introduced in 1956, the Day-Date was the world's first wristwatch to display both the date and the full day of the week spelled out in a window on the dial, and it has been manufactured exclusively in precious metals ever since. That legacy of exclusivity flows directly into every detail of the 228348RBR.

The case and bracelet are crafted entirely in 18k yellow gold, a material Rolex works in its own foundry to ensure consistent purity and richness of color. At 40mm, the case wears with authority on the wrist while remaining elegant enough for formal occasions — a size introduced with the Day-Date 40 generation to give modern collectors a slightly broader canvas than the classic 36mm predecessor. The oyster-grade construction ensures the watch is water resistant to 100 meters, underscoring that this is a tool-grade instrument dressed in extraordinary materials.

The bezel of reference 228348RBR is set with round brilliant-cut diamonds, each individually selected and set to Rolex's exacting standards. The diamonds encircle the dial in a continuous blaze of light that elevates the watch from impressive to truly spectacular. This diamond bezel is one of the defining elements that places the 228348RBR at the apex of the Day-Date range, distinguishing it clearly from the fluted or smooth bezel variants.

At the heart of the dial lies a silver surface with Roman numeral hour markers — arguably the most classically elegant dial choice in the Day-Date family. The Roman numerals reinforce the watch's patrician character, evoking centuries of horological tradition while the day and date apertures at twelve and three o'clock deliver the model's signature functionality. The President bracelet, available exclusively on the Day-Date and crafted here in matching 18k yellow gold, completes the ensemble with its semi-circular three-piece links and concealed Crownclasp, draping the wrist in a seamless river of gold.

Powering the watch is Rolex's automatic movement, a self-winding caliber whose precision and reliability are cornerstones of the brand's reputation worldwide. The movement is housed within the hermetically sealed Oyster case, protecting its movement from dust, moisture, and the rigors of daily life — confirming that the Day-Date 40 is built to be worn and enjoyed, not simply admired.

Bizak & Co. specializes in sourcing and presenting exactly this caliber of pre-owned and secondary-market luxury timepiece. Acquiring a Rolex Day-Date 40 ref. 228348RBR through Bizak & Co. means working with knowledgeable specialists who understand the nuances of this reference and are committed to transparency. Browse our listing, reach out with any questions, and discover why discerning collectors across the United States trust Bizak & Co. when they choose to buy a Rolex Day-Date 40 online.