VS Factory Rolex Daytona 126506 Weighted Version Pre-Shipment QC Review

VS Factory Rolex Daytona 126506 Weighted Version Pre-Shipment QC Review

The VS Factory Rolex Daytona 126506 weighted version is designed to provide a heavier and more substantial wrist feel while maintaining the familiar Daytona proportions. This pre-shipment QC inspection records the Cal.4131 automatic movement performance, case dimensions, weight, sapphire crystal configuration and chronograph functionality of this specific watch.

During the timegrapher test, the movement recorded a daily rate of +1 second per day, an amplitude of 279°, a beat error of 0.2ms, and a beat frequency of 28,800 BPH. Based on these readings, the Cal.4131 movement was operating steadily at the time of inspection.

Another important point is the chronograph function. The chronograph on this watch is fully functional and is not just a decorative feature.

QC Test Results

Inspection Item Measured Result
Factory VS Factory
Model Rolex Daytona 126506
Version Weighted Version
Movement Cal.4131 Automatic Movement
Daily Rate +1 s/day
Amplitude 279°
Beat Error 0.2ms
Beat Rate 28,800 BPH
Crystal Front and Rear Sapphire
Case Width 40mm
Case Thickness 12.1mm
Measured Weight 176g
Chronograph Function Fully Functional

These measurements were recorded from this specific watch during the pre-shipment QC inspection. Minor variations may occur between individual watches due to power reserve, resting position, production tolerances and measurement methods.

Cal.4131 Movement Performance

This tested watch is equipped with the Cal.4131 automatic movement.

The timegrapher recorded a daily rate of +1 second per day, an amplitude of 279°, a beat error of 0.2ms, and a beat frequency of 28,800 BPH.

A +1 second daily rate indicates that the watch was running approximately one second fast per day under the tested conditions. The 0.2ms beat error was also well controlled.

Overall, the movement showed stable performance during the QC test.

Actual daily accuracy may vary depending on power reserve, wearing habits, temperature and the position in which the watch is left when not being worn.

Chronograph Function Testing

The chronograph is one of the key functional elements of a Daytona, so the QC process also included actual chronograph operation.

On this VS Factory Rolex Daytona 126509, the chronograph function is fully operational rather than decorative.

The chronograph system can be used as intended, making this an important point when comparing different versions. A Daytona should not be judged only by its dial appearance; the actual chronograph operation should also be checked.

Dimensions and Weighted Construction

The measured case width is 40mm, the case thickness is 12.1mm, and the total measured weight is 176g.

The 40mm width and 12.1mm thickness maintain balanced Daytona proportions, while the 176g weight is one of the defining features of this weighted version.

Compared with the standard version, the weighted version is designed to create a more substantial feel on the wrist. For buyers who place greater importance on weight and wrist presence, the weighted version is especially worth considering.

Front and Rear Sapphire

This tested watch is fitted with front and rear sapphire.

The sapphire construction provides good clarity and practical resistance to everyday scratches while maintaining a clean overall appearance.

Direct contact with diamonds, sand or other highly abrasive materials should still be avoided.

Standard Version vs Weighted Version

Buyers should note that VS Factory Daytona models are available in two main versions:

* Standard Version
* Weighted Version

The standard version has a more conventional overall weight, while the weighted version is designed to provide a heavier and more substantial wearing experience.

This particular Daytona 126509 is the weighted version, with a measured weight of 176g.

Because the two versions differ in weight, production cost and selling price, buyers should clearly confirm which version they are ordering before payment.

It is not always possible to distinguish the two versions from photos alone, so actual weight is one of the more useful points of comparison.

Overall QC Assessment

Based on this pre-shipment QC inspection, the VS Factory Rolex Daytona 126506 weighted version demonstrates a very high level of overall completion.

The Cal.4131 automatic movement operated steadily, with a daily rate of only +1 second. The chronograph function is fully usable rather than decorative, while the 40mm case, 12.1mm thickness and 176g weighted construction provide a well-balanced combination of dimensions and wrist presence.

In terms of case proportions, dial details, overall assembly, functional completeness and weighted feel, this is one of the stronger Daytona versions currently available on the market.

For buyers who value fine details, a functional chronograph and a heavier wearing experience, these real QC results provide useful reference data for version comparison.

FAQ | VS Factory Rolex Daytona 126506 Weighted Version

What movement does this Daytona use?
This tested watch is equipped with the Cal.4131 automatic movement.

What were the movement test results?
The measured results were +1 second per day, 279° amplitude, 0.2ms beat error, and 28,800 BPH.

Is the chronograph actually functional?
Yes. The chronograph was tested and is fully functional rather than decorative.

How much does the weighted version weigh?
This specific watch measured 176g. Minor variations may occur between individual watches.

What are the dimensions?
The measured case width is 40mm, and the thickness is 12.1mm.

What is the difference between the standard and weighted versions?
One of the main differences is the overall weight and wrist feel. The weighted version provides a noticeably heavier wearing experience and is usually priced differently from the standard version.