Series : DATEJUST
Model Number : 278240-0009
Movement : Automatic
Power Reserve : Caliber Rolex 2326, 55Hours
Case Diameter : 31mm
Case Thickness : 11.3mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Scratch-Resistant Sapphire Crystal
Dial Colour : Gray
Strap Colour : Silver
Strap Material : Stainless Steel
Clasp : Folding Clasp
Gender : Ladies
Configuration Coherence Study — Day Aperture Typography
Place day aperture typography within an evidence hierarchy for 278240-0009. Stable geometry and repeatable function normally deserve more weight than lighting-sensitive color, gloss or one piece of printing.
Configuration Coherence Study — Genuine-Versus-Replica Evidence
Treat genuine-versus-replica evidence as a boundary condition in the 278240-0009 analysis. Calling something a replica or clone does not explain which component is inconsistent; the investigation should identify the physical or mechanical reason.
Evidence Hierarchy Study
The 31mm format of 278240-0009 provides proportion context for evidence hierarchy. Work from silhouette and relative geometry rather than attempting precise measurements from an unscaled photograph.
Configuration Coherence Study — Coronet Proportion
Place coronet proportion within an evidence hierarchy for 278240-0009. Stable geometry and repeatable function normally deserve more weight than lighting-sensitive color, gloss or one piece of printing.
Service-Part Possibility Study
Photography is part of the evidence for service-part possibility on 278240-0009. A bezel/dial registration view under neutral light is preferable; if the finding changes dramatically with angle, its diagnostic weight should be reduced.


















Brion Willioms –
I didn’t want anything too loud, and this seemed about right. I keep noticing the overall design, which is a good sign. It ended up being a good choice It’s a fairly easy piece to wear The finished look is better than I expected The overall look works for me.