The go to factory diamond dial Datejust was always the newer 16233g when it comes to Two-tone. This however is just a bit more special and a bit more uncommon. The 16013, an older model by Rolex and also featuring a factor diamond dial with more of a yellow tone to the infamous champagne dial.
Model: Datejust 16013
Case Diameter: 36mm
Lug to Lug: 43mm
Case: Stainless steel w/ gold bezel
Condition: No significant wear as seen
Dial: Factory Diamond Dial in Nice condition
Movement: Automatic winding