Rolex Cosmograph Daytona 116503 Two Tone Yellow Gold & Steel

Specifications

• Model: Rolex Cosmograph Daytona

• Reference Number: 116503

• Case Size: 40mm

• Case Material: Rolesor (Stainless Steel and 18ct Yellow Gold)

• Bezel: Fixed 18ct Yellow Gold with Tachymetric Scale

• Dial Options: White, Black, Champagne (with Luminous Markers)

• Bracelet: Oyster Bracelet – Steel & Yellow Gold

• Clasp: Oysterlock Safety Clasp with Easylink Extension

• Crystal: Scratch-Resistant Sapphire

• Movement: Rolex Caliber 4130, Automatic Chronograph

• Power Reserve: 72 Hours

• Functions: Hours, Minutes, Small Seconds, Chronograph, Tachymeter

• Water Resistance: 100 meters / 330 feet

• Certification: Superlative Chronometer (COSC + Rolex testing)

The Rolex Cosmograph Daytona 116503 is a stunning embodiment of Rolex’s ability to blend robust performance with refined elegance. Crafted in Rolesor, Rolex’s iconic combination of 904L Oystersteel and 18ct yellow gold, this two-tone Daytona is both a professional-grade chronograph and a high-end luxury timepiece that turns heads wherever it’s worn.

Originally launched as an update to the earlier 116523, the 116503 features subtle refinements in finish, design, and durability. Its 40mm Oyster case is built from corrosion-resistant stainless steel with solid yellow gold accents on the bezel, crown, and center bracelet links. This contrast of metals gives the watch a distinctive visual identity—bold, sporty, and unmistakably premium.

The fixed yellow gold bezel is engraved with a tachymetric scale, used for measuring average speeds up to 400 units per hour. The polished gold surface adds warmth and brilliance to the aesthetic, while the engraved black numerals and markings retain high contrast and clarity, maintaining the Daytona’s utilitarian heritage.

The dial is available in a variety of configurations—most commonly white, black, or champagne—with contrasting chronograph sub-dials at 3, 6, and 9 o’clock. The hour markers are crafted in 18ct gold to prevent tarnishing and are filled with Chromalight, Rolex’s proprietary luminescent material that glows blue in low light. The classic layout ensures excellent legibility while retaining the signature Daytona design that’s been beloved by collectors since the 1960s.

At the heart of the Rolex Daytona 116503 beats the legendary Caliber 4130, an in-house automatic chronograph movement developed by Rolex. This self-winding movement is prized for its reliability, robustness, and efficiency, offering a 72-hour power reserve and featuring a Parachrom hairspring for enhanced resistance to shocks and magnetic interference. Its vertical clutch and column wheel mechanism ensure seamless operation of the chronograph function. As a Superlative Chronometer, the watch is tested beyond COSC standards for accuracy and durability.

The watch is paired with a three-piece Oyster bracelet, featuring brushed stainless steel outer links and polished 18ct yellow gold center links. The bracelet is secured with an Oysterlock safety clasp and includes the Easylink extension system, allowing for quick micro-adjustments of approximately 5mm—ideal for daily comfort and wearability.

The 116503 is water-resistant to 100 meters (330 feet), thanks to its Triplock screw-down crown and hermetically sealed case construction. It’s a reliable companion for both formal occasions and everyday wear.

With its rich heritage, cutting-edge movement, and instantly recognizable two-tone design, the Rolex Daytona 116503 is the ultimate expression of sport-luxury. It’s a favorite among collectors and enthusiasts who appreciate a chronograph that performs at the highest level without compromising on sophistication.