Series : LADY DATEJUST
Model Number : 178271PKFLO_J
Movement : Automatic
Power Reserve : Caliber Rolex 2235, 48Hours
Case Diameter : 31mm
Case Thickness : 11.5mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Resistant Sapphire Crystal
Dial Colour : Pink
Strap Colour : Silver & Gold
Strap Material : 18kt Rose Gold & Steel
Clasp : Folding Clasp
Research Focus: Functional Behavior
The stated Automatic gives 178271PKFLO_J a mechanical route into functional behavior. Record the relevant operating sequence or architecture before relying on caliber wording; functional evidence is valuable precisely because it is independent of exterior resemblance.
What to Verify: First-Link Articulation
On 178271PKFLO_J, first-link articulation should determine how much weight each observation receives. Repeatable structure and function generally outrank lighting-sensitive appearance, while provenance provides a separate supporting channel.
Dial Color Response
For 178271PKFLO_J, dial color response should be treated as part of the evidence process. The Pink and surrounding metal may change with exposure and reflection, so stable geometry should outrank a single photographic impression.
Research Focus: Crown Placement
Use crown placement to study the silhouette of 178271PKFLO_J. The 31mm specification provides context, but relative curvature, taper and transitions are more reliable than estimating dimensions from a photograph. Wear or refinishing must remain possible explanations.
Research Focus: Caseback Transition
For 178271PKFLO_J, caseback transition should be compared from a square-on macro. Structural form survives lighting changes better than surface shine, making it a stronger reference-specific clue.


















Eric Wolker –
This version appealed to me because it has a fairly clear design with a few details that make it different. The case thickness of 11.5mm is worth noting alongside the 31mm; together they give a clearer idea of the proportions. It is a good match for the style I had in mind.