Rolex Datejust 31 mm

The Rolex Datejust 31 mm, reference 278341RBR-0006, has a 31 mm case in steel and gold. The case is fitted with a domed, diamond-set bezel and a screw-down crown, and a sapphire crystal with a Cyclops lens sits over the date window. Inside is the self-winding calibre 2236, a chronometer movement with a power reserve of approximately 55 hours. The rosé-colour dial shows a central seconds hand and a date display, and the piece is set with diamonds. A steel and gold bracelet closes with a concealed folding clasp. Rolex certifies this as a Superlative Chronometer. The screw-down crown helps hold the case to its 100 metre water resistance rating.