The Rolex Cosmograph Daytona 126503 effortlessly fuses sport and elegance in a striking two-tone design. Crafted from a combination of Oystersteel and 18k yellow gold, this reference is elevated further by a rich black dial adorned with factory-set diamond hour markers, offering both high performance and refined luxury.

Key Features:

Case Material: Oystersteel and 18k Yellow Gold (Rolesor)

Case Size: 40 mm

Bezel: 18k Yellow Gold fixed bezel with engraved tachymetric scale

Dial: Glossy black with factory-set diamond hour markers and gold-trimmed chronograph sub-dials

Movement: Rolex Caliber 4131 – self-winding mechanical chronograph with enhanced durability and precision

Power Reserve: Approximately 72 hours

Bracelet: Two-tone Oyster bracelet with Oysterlock safety clasp

Functions: Hours, minutes, small seconds, chronograph, tachymeter

Water Resistance: 100 meters

Blending Rolex’s professional chronograph heritage with a luxurious twist, the Daytona 126503 with black diamond dial stands out as both a versatile daily wearer and a showstopping statement piece. The use of Rolesor—a signature Rolex combination of steel and gold—offers durability with a refined aesthetic, while the diamond markers add a subtle, yet unmistakable, touch of prestige.