Series : LADY DATEJUST
Model Number : 178271WTRN_O
Movement : Automatic
Power Reserve : Caliber Rolex 2235, 48Hours
Case Diameter : 31mm
Factory : Clean Factory / VSF(VS Factory)
Crystal : Scratch-Resistant Sapphire Crystal
Dial Colour : White
Strap Colour : Gold
Strap Material : 18kt Rose Gold & Steel
Clasp : Folding Clasp
Caseback Profile Study
This mechanical verification brief makes caseback profile the main question for 178271WTRN_O. Compare the feature with a verified same-generation example and use the White, 31mm and 18kt Rose Gold & Steel only where they materially affect the result.
Reference-Era Consistency
Photography is part of the evidence for reference-era consistency on 178271WTRN_O. A square-on macro under neutral light is preferable; if the finding changes dramatically with angle, its diagnostic weight should be reduced.
Testing Winding Behavior
The 31mm format of 178271WTRN_O provides proportion context for winding behavior. Work from silhouette and relative geometry rather than attempting precise measurements from an unscaled photograph.
Hand Reach And Clearance Study
This mechanical verification brief makes hand reach and clearance the main question for 178271WTRN_O. Compare the feature with a verified same-generation example and use the White, 31mm and 18kt Rose Gold & Steel only where they materially affect the result.
Testing End-Link Seating
For 178271WTRN_O, end-link seating works best as pattern evidence. Examine equivalent positions or repeated interfaces before assigning weight to one irregular point; isolated QC variation is less informative than systematic construction.


















Mork Rabinsan –
The listing caught my attention, so I gave this version a shot. I wasn’t sure about the overall design at first, but it works better in person. I can see myself getting a lot of use out of it The finished look is better than I expected The overall look works for me The proportions also seem right to my eye.