Rolex Steel and Yellow Gold Datejust 31 Watch - Domed Diamond Bezel - Champagne Index Dial - Jubilee Bracelet - 278343 chijReleased as part of Rolex's mid 2010s expansion of the Datejust 31 collection, reference 278343 distinguished itself by pairing the warmth of champagne dials with the brilliance of diamond set bezels in the compact 31mm format. This steel and yellow gold configuration represents the evolution of the two tone Datejust aesthetic, where the champagne index dial creates subtle depth through its sunburst finishing that plays against both the Oystersteel

while the reference 126660 bk designation marks this as part of Rolex's most extreme diving collection

This particular configuration represents the modern evolution of the Datejust legacy

34mm Yellow Gold Case — Solid 18k yellow gold construction with polished surfaces that complement the Pearlmaster bracelet's three-piece link design

featuring the latest generation movement technology

offering superior density and prestige compared to gold alternatives while maintaining the modern proportions of the current generation

delivering enhanced efficiency while maintaining the brand's legendary reliability that has defined the Datejust collection since 1945

creating a sophisticated contrast against the lustrous mother of pearl backdrop

Moon Phase Indication — Precisely calibrated astronomical display at 6 o'clock with accuracy deviation of only one day every 122 years

Swiss Automatic Movement — Self-winding mechanical movement with instantaneous date change

where each diamond marker is precisely positioned to form subtle star patterns that shift and sparkle with wrist movement

introduced with the 126201 reference

creating depth and brilliance that changes character in different lighting conditions