Series : LADY DATEJUST
Model Number : 178341GBK_J
Movement : Automatic
Power Reserve : Caliber Rolex2235, 48Hours
Case Diameter : 31mm
Case Thickness : 9mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Resistant Sapphire Crystal
Dial Colour : Black
Strap Colour : Silver & Gold
Strap Material : 18kt Rose Gold & Steel
Clasp : Folding Clasp
Evidence Question: Chronograph Reset
For 178341GBK_J, chronograph reset 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.
Investigating Bezel Engraving
Place bezel engraving within an evidence hierarchy for 178341GBK_J. Repeatable structure and function normally deserve more weight than lighting-sensitive appearance, and uncertainty should remain explicit when the available evidence is weak.
Visual Proportion Study — Crystal Profile
For 178341GBK_J, crystal profile 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.
Investigating Link Geometry
The stated Automatic creates a mechanical route into link geometry on 178341GBK_J. Where the topic affects operation, record actual behavior or architecture before giving weight to caliber wording or decorative markings.
Evidence Question: Winding Behavior
For 178341GBK_J, winding behavior 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.




























Kevin Toylar –
This version appealed to me because it has a fairly clear design with a few details that make it different. The case thickness of 9mm is worth noting alongside the 31mm; together they give a clearer idea of the proportions. Overall, the configuration makes sense for what I wanted.