Rolex Datejust 36 36 mm 116234BSJ Yellow Gold/Diamonds Black

The Rolex Datejust is one of the most storied and recognizable watches in horological history, introduced in 1945 as the first self-winding wristwatch to display the date in a window on the dial. Over nearly eight decades, its design language has remained instantly legible while evolving through generations of refined materials and finishing — a testament to Rolex's commitment to enduring style. The reference 116234BSJ represents a particularly compelling chapter in that story, bringing together Oystersteel, white gold, and diamond appointments into a 36mm case that appeals equally to collectors and everyday wearers.

The 36mm Oyster case of the Datejust 116234BSJ is the format that defined the line for generations, offering a proportion that sits comfortably on a broad range of wrist sizes without sacrificing presence. The case is crafted in Rolex's proprietary Oystersteel, an alloy prized for its exceptional resistance to corrosion and its ability to take a deep, lasting polish. Paired with white gold accents, the result is a two-tone aesthetic that feels simultaneously classic and contemporary.

The focal point of this reference is its black index dial, a clean and commanding canvas that delivers strong contrast and maximum legibility. Hour markers set against the black background draw the eye immediately to the time, while the date display at three o'clock — framed by the signature Cyclops lens on the crystal — remains one of the most practical and beloved complications in fine watchmaking. The diamond detailing designated by the BSJ suffix adds a further layer of luxury, catching light with every movement of the wrist.

Crowing the case is the white gold fluted bezel, one of the most iconic design elements in the Datejust family. Originally conceived to self-tighten the bezel and reinforce waterproofing, the fluted bezel has evolved into a symbol of prestige and craftsmanship in its own right. Its scalloped profile in 18-karat white gold provides a luminous frame for the dial below and ensures the 116234BSJ reads as an unmistakably elevated piece. The watch is completed by the five-link Jubilee bracelet, itself a Rolex invention introduced alongside the original Datejust in 1945, offering a supple, elegant drape on the wrist that has never gone out of fashion.

Powering the watch is a Rolex automatic movement, the hallmark of the brand's pursuit of precision and reliability. Rolex's in-house movements are renowned for their robustness, accuracy, and long service intervals, making the Datejust as dependable a daily companion as it is a statement piece for formal occasions. Whether worn to the boardroom or a weekend dinner, the 116234BSJ performs with quiet confidence.

At Bizak & Co., we curate only the finest examples of luxury timepieces, and the Rolex Datejust 36 reference 116234BSJ is a standout in our collection. Buying a pre-owned or secondary-market Rolex through a knowledgeable dealer means access to references that may no longer be readily available through retail channels, often at compelling value. We invite you to contact us directly to learn more about this reference, discuss its condition and provenance, and experience the Bizak & Co. standard of service — because a watch of this caliber deserves a purchase experience to match.