Series : LADY DATEJUST
Model Number : 179173GBL_J
Movement : Automatic
Power Reserve : 2235, Manufacture Rolex
Case Diameter : 26mm
Case Thickness : 11mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Resistant Sapphire Crystal
Dial Colour : Blue
Strap Colour : Silver & Gold
Strap Material : 18kt Gold & Steel
Clasp : Folding Clasp
What to Verify: Hand Reach
For 179173GBL_J, hand reach offers repeatable visual evidence. Compare equivalent positions and look for a pattern rather than microscopic perfection; one irregular point should begin as a QC question, not an authenticity verdict.
What to Verify: Negative Evidence
Turn negative evidence into a falsification test for 179173GBL_J: define what observation would be difficult to reconcile with the listed reference, then gather evidence specifically designed to confirm or reject it.
Evidence Question — Same-Generation Comparison
The value of same-generation comparison on 179173GBL_J is configuration logic. The Blue, listed bezel, 18kt Gold & Steel and Automatic claims should belong to the same generation unless service history explains otherwise; a conflict identifies a research question rather than automatic proof of a fake.
What to Verify: Single-Tell Risk
Turn single-tell risk into a falsification test for 179173GBL_J: define what observation would be difficult to reconcile with the listed reference, then gather evidence specifically designed to confirm or reject it.
Evidence Question — Date-Wheel Centering
Date-Wheel Centering gives 179173GBL_J a useful cross-check because a short functional demonstration can answer questions that a single date-window photograph cannot.
Confidence Boundary
The conclusion for 179173GBL_J should never be stronger than the evidence. Structural and functional observations deserve priority, while finish, color and provenance remain supporting context.


















Jomes Smith –
I was specifically looking for this sort of size and finish. The 18kt Gold & Steel and Folding combination is a practical touch and fits the overall styling. I checked the measurements before making the choice because size was important to me. The overall package is well balanced on paper and in the initial impression.