Series : DATEJUST
Model Number : 178238
Movement : Automatic
Case Diameter : 31mm
Case Thickness : 8mm
Factory : Clean Factory / VSF(VS Factory)
Mirror Material : Resistant Sapphire Crystal
Dial Colour : White
Strap Colour : Gold
Strap Material : 18kt Yellow Gold
Clasp : Folding Clasp
High-Value Visual Details
Evaluate the dial as a measured layout: note distances between text blocks, markers and apertures, then compare symmetry around the central pinion. Unevenness that repeats across several points carries more weight than a single photographic anomaly.
Case-to-Bracelet Geometry
Inspect transitions rather than shine: where brushing stops, where polishing begins, how the lugs taper and how the end links meet the case. Soft or inconsistent boundaries deserve more attention than overall gloss.
Initial Reference Check
A disciplined inspection separates reference accuracy from cosmetic quality. A well-finished component can still be wrong for the stated model. Because Datejust variants differ in dial, bezel and bracelet combinations, configuration accuracy should be established before microscopic QC begins. The attributes specify Folding Clasp; include its hinge, engraving and closure geometry in the photographic record. The listed crystal is Resistant Sapphire Crystal, so its seating and edge profile can be compared as a separate construction detail. The stated movement is Automatic; keep that statement separate from what is physically verified.
Testing the Movement Claim
Internal examination is valuable because exterior parts can be cosmetically convincing. The movement’s construction and operating sequence provide a separate evidence channel.
Research Outcome
Finish with an evidence hierarchy rather than a yes/no shortcut: configuration accuracy, geometry, construction, mechanics and provenance should each receive their own weight. The attribute block names Clean Factory / VSF(VS Factory); retain it as specimen-classification metadata, not as authentication proof.
















Brian Martin –
I wasn’t sure about it from the photos alone, so I paid extra attention to the details. The combination of white dial and diamond markers gives it a distinctive look without feeling too busy. I found the fit easy enough to adjust, which was important because I wanted to wear it regularly. Nothing dramatic, just a purchase that worked out well for me.