Rolex Steel and Yellow Gold Datejust 31 Watch - Diamond Bezel - Silver Diamond Roman Six Dial - Oyster Bracelet - 278383RBR sdr6oBeneath the diamond set bezel of the Rolex Datejust 278383RBR beats the caliber 2236, a self winding movement that represents Rolex's latest generation of precision timekeeping with its paramagnetic blue Parachrom hairspring and extended 55 hour power reserve. This 31mm yellow gold case pairs with the distinctive silver diamond Roman six dial, where a single diamond marker replaces the traditional Roman numeral at six o'clock, creating an asymmetrical

Oyster Bracelet Construction — Three-piece link bracelet with Oysterclasp and Easylink comfort extension system allows 5mm adjustment without tools

Unworn Condition — Complete factory specifications with protective films and tags

Caliber 3235 Movement — Current-generation automatic movement with 70-hour power reserve and Chronergy escapement

this reference represents the brand's successful marriage of traditional precious metal craftsmanship with contemporary rubber strap technology

Ivory Pyramid Dial — Textured dial surface with raised pyramidal pattern creates dynamic light play

serving as both decorative element and functional tool for case assembly

all filled with Chromalight luminescent material for extended underwater visibility

Fluted Bezel Integration — White gold fluted bezel serves dual purpose as both aesthetic signature and functional interface for the patented Ring Command system

creating a monochromatic sophistication that highlights the fluted bezel's light-catching ridges

Sapphire Crystal Protection — Anti-reflective sapphire crystal with exhibition caseback revealing the manufacture automatic movement through the transparent sapphire glass

Ultra-Precise Moon Phase Display — Astronomical accuracy requires correction only once every 122 years

Champagne Diamond Dial — Warm-toned sunburst finish complemented by ten brilliant-cut diamond hour markers