Rolex Rainbow Daytona 40 mm 116599RBOWC White Gold/Diamonds Luminous

The Rolex Cosmograph Daytona has been a pillar of horological excellence since its introduction in the 1960s, purpose-built for endurance racing drivers and ultimately embraced by collectors worldwide as one of the most desirable watch references ever produced. Within the Daytona family, the Rainbow editions occupy a singular position, transforming the already celebrated sports chronograph into a piece of high jewelry that rivals the finest creations from dedicated gem houses. Reference 116599RBOWC represents the pinnacle of this philosophy, rendered entirely in 18k white gold and encrusted with diamonds and a carefully graduated spectrum of multicolor sapphires that give the watch its instantly recognizable rainbow identity.

The 40mm white gold case of the 116599RBOWC is a masterclass in precious-metal finishing, with Rolex's craftsmen hand-selecting and individually setting each stone to ensure seamless color transition around the bezel. The screw-down gem-set bezel, far from being merely decorative, preserves the functional tachymeter scale concept of the original Daytona while elevating it into a statement of uncompromising luxury. Every surface that could be set with a stone has been addressed: the lugs, the dial, and the bracelet links all feature diamonds, creating a unified cascade of brilliance across the entire watch.

The luminous gem-set dial continues the rainbow theme inward, ensuring that the watch dazzles from every angle rather than drawing the eye only to the bezel. Rolex dial artisans integrate the luminous treatment with the gem-setting so that legibility is maintained even as the watch functions as a jewel. The three subdials retain their clean, chronograph-functional layout — a reminder that underneath the extraordinary decoration lies a serious timekeeping instrument built to Rolex's exacting standards.

Powering the 116599RBOWC is Rolex's self-winding chronograph movement, the Caliber 4130, a manufacture movement developed entirely in-house and widely regarded as one of the finest column-wheel chronograph movements in production. Its vertical clutch engagement mechanism delivers a clean start to the chronograph function without the dial-hand jump that can afflict lateral-clutch designs, and its construction reflects Rolex's obsession with reliability, precision, and ease of servicing. The movement's architecture has earned the endorsement of the Swiss Official Chronometer Testing Institute (COSC), underscoring that this is not merely a jeweled decoration but a certified precision instrument.

On the wrist, the Rainbow Daytona 116599RBOWC commands extraordinary presence. The gem-set Oyster bracelet flows naturally from the case, the white gold links catching light with every movement of the hand and the rainbow arc of the bezel drawing immediate recognition from anyone familiar with the upper echelons of watch collecting. This is a watch equally at home on a red carpet, at a private auction preview, or displayed in a serious collection — it transcends the usual boundaries between sports watch and dress watch entirely.

Acquiring a Rolex Rainbow Daytona ref. 116599RBOWC through Bizak & Co. means working with a specialist dealer who understands the nuance and rarity of high-jewelry Rolex references. These pieces are produced in very limited numbers and are notoriously difficult to source, making every opportunity to purchase one meaningful. Bizak & Co. invites serious collectors and first-time buyers of exceptional watches alike to reach out directly — our team is ready to answer your questions, provide additional imagery, and guide you through a purchase experience worthy of the watch itself.