Rolex Daytona Cosmograph 40mm 18kt Yellow Gold Diamond Bezel Diamond Markers

The Rolex Cosmograph Daytona reference 126598TBR is among the most spectacular watches Rolex has ever produced — a chronograph in which the tachymetric scale, the tool watch's defining feature, is replaced entirely by 36 trapeze-cut diamonds set directly into the 18k yellow gold bezel. This is not an aftermarket modification but a factory creation from Rolex's own gem-setting ateliers, each diamond selected and placed with the same precision that governs the brand's watchmaking. The 40mm Oyster case in solid 18k yellow gold is a masterwork of the foundry's capabilities, cast from Rolex's own proprietary alloy and finished to the exacting standard that makes yellow gold Rolex watches among the most sought-after in the world.

The golden diamond-set dial is equally extraordinary. The main dial surface is set with diamonds, while the three subdial rings are spray-coated to create luminous contrast. Applied 18k gold hour markers with Chromalight luminescent fill are accompanied by matching gold hands, ensuring complete readability despite the richness of the diamond-set surface. The subdials maintain the classic Daytona tri-compax layout — and the watch remains a fully functional chronograph, the precision instrument of its motorsport heritage intact beneath all the brilliance. Powering this jewelled Daytona is the Caliber 4131, the current-generation Rolex in-house chronograph movement offering exceptional reliability and a 72-hour power reserve.

The matching 18k yellow gold Oyster bracelet integrates seamlessly with the case, its three-piece solid links and polished surfaces completing the all-gold statement. Diamond-set lugs extend the gem setting from the bezel down to the bracelet, creating a continuous flow of brilliance around the wrist that is breathtaking in person. The Oysterlock safety clasp with Easylink 5mm comfort extension secures the bracelet, and screw-down pushers with Triplock crown guarantee 100 metres of water resistance — reminding the wearer that however bejewelled the exterior, this remains a Rolex precision instrument at its core. The reference 126598TBR is for those for whom only the most exceptional will suffice.