Series : LADY DATEJUST
Model Number : 279383RBR-CHRN_O
Movement : Automatic
Power Reserve : Cal.Rolex 2236,55hours
Case Diameter : 28mm
Case Thickness : 10.8mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Resistant Sapphire Crystal
Dial Colour : Gold
Strap Colour : Silver & Gold
Strap Material : 18kt Gold & Steel
Clasp : Folding Clasp
What to Verify: Functional Behavior
For 279383RBR-CHRN_O, functional behavior should be demonstrated rather than inferred. Crown positions, hand behavior or internal architecture—where legitimately accessible—can expose relationships that polished photography cannot show.
Research Focus: Documentation Boundary
Use documentation boundary on 279383RBR-CHRN_O to avoid circular reasoning. Provenance can support a coherent watch, but it should not turn an uncertain photograph into a technical conclusion.
Evidence Question — Component-Age Consistency
Condition complicates component-age consistency on 279383RBR-CHRN_O. Wear, polishing and service replacement can alter the same details used in authentication, so original manufacture should be separated from later intervention before origin is discussed.
Evidence Question — Mechanical-Versus-Cosmetic Evidence
For 279383RBR-CHRN_O, mechanical-versus-cosmetic evidence should be demonstrated rather than inferred. Crown positions, hand behavior or internal architecture—where legitimately accessible—can expose relationships that polished photography cannot show.
Hand Reach
On 279383RBR-CHRN_O, hand reach is best read as part of the whole dial composition. A square-on macro can show spacing and repeated geometry without perspective distortion; the Gold finish should be secondary to relationships that remain stable across lighting conditions.


















Nichalos Holl –
I wasn’t looking for the most complicated design, but I wanted some distinctive details. Customer-service information was useful when I wanted clarification before deciding. The case thickness of 10.8mm is worth noting alongside the 28mm; together they give a clearer idea of the proportions. For my purposes, this version makes a lot of sense.