Series : LADY DATEJUST
Model Number : 179163CH_J
Movement : Automatic
Case Diameter : 26mm
Case Thickness : 10.7mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Scratch-Resistant Sapphire Crystal
Dial Colour : Gold
Strap Colour : Silver & Gold
Strap Material : 18kt Gold & Steel
Clasp : Folding Clasp
Function-First Review — Clasp Hinge
Turn clasp hinge into a falsification test for 179163CH_J: define what observation would make the listed configuration less plausible, then gather evidence designed specifically to answer that question.
Investigating Bezel Registration
Community QC discussions can make bezel registration worth checking on 179163CH_J, but they should improve the question rather than supply the answer. Resolve the concern against a genuine same-reference baseline.
Evidence Question: Winding Behavior
Place winding behavior within an evidence hierarchy for 179163CH_J. Repeatable structure and function normally deserve more weight than lighting-sensitive appearance, and uncertainty should remain explicit when the available evidence is weak.
Movement Architecture
Place movement architecture within an evidence hierarchy for 179163CH_J. Repeatable structure and function normally deserve more weight than lighting-sensitive appearance, and uncertainty should remain explicit when the available evidence is weak.
Evidence Question: Perspective Error
For 179163CH_J, perspective error should be treated as construction evidence. Component interfaces, symmetry and proportion are more stable than gloss or color, while wear and refinishing remain alternative explanations.




























odom Wilsan –
I kept coming back to this model when I compared the available options. The case thickness of 10.7mm is worth noting alongside the 26mm; together they give a clearer idea of the proportions. Customer-service information was useful when I wanted clarification before deciding. For my purposes, this version makes a lot of sense.