Specification Snapshot
| Item | Detail |
|---|---|
| Product Name | Rolex Daytona m126509-0003 replica |
| Model | m126509-0003 |
| Case Size | 40mm |
| Case Material | 904L stainless steel |
| Bracelet Material | 904L stainless steel |
| Dial | Silver-grey dial with three solid-black subdials |
| Crystal | Sapphire crystal |
| Movement | Dandong 4131 automatic chronograph movement |
| Water Resistance | 30 meters |
| Bezel | Engraved 904L stainless steel tachymeter bezel |
BUILD – 904L Stainless Steel Case Architecture
The watch’s 40mm case is built from 904L stainless steel to provide an elegant case shape made up of polished and brushed surfaces. Its rounded chronograph design, along with integrated lugs, gives it a unique architectural design.
Case size: 40mm
Case: Stainless steel 904L
Case design: Rounded chronograph with crown guards
Case finish: Polished case sides with brushed top parts
Glass: Scratch resistant sapphire glass
Water resistance: 30 meters water resistant
Crown location: Screw-down crown between two chronograph pushers
With its scratch resistant sapphire glass, the watch can be seen easily.The right side incorporates a fluted winding crown and two matching chronograph pushers arranged in the traditional three-control configuration.
DIAL – Silver Grey Dial with Three Black Subdials
The silver grey dial consists of three fully black subdials to give a contrasted chronograph layout. The dial features applied pointed geometric markers for the hours. However, the hours at 3, 6, and 9 o’clock have shorter rectangular markers due to the three subdials.
3 o’clock: 30-minute chronograph counter
6 o’clock: Running small-seconds display
9 o’clock: 12-hour chronograph counter
Dial color: Silver-grey
Subdial color: Solid black
Hour markers: Applied pointed geometric markers
3, 6, and 9 markers: Shortened rectangular designs
Dial inscription: Red curved “DAYTONA” lettering above the 6 o’clock register
Hands: Central hour and minute hands with a slim chronograph seconds hand

The contrasting scales, along with the polished hands in the middle, enable the display of time to be distinct from the metal main dial.
BEZEL – Tachymeter Scale in 904L Stainless Steel
This particular bezel is made out of 904L stainless steel and features a polished surface. The tachymeter scale of the bezel surrounds its whole circumference and the scale itself is black for providing contrast.
Bezel Material: 904L Stainless Steel
Bezel Type: Fixed Chronograph Bezel
Scale: Engraved tachymeter graduation
Marking color: Black
Finish: High-polish surface
Function: Designed for calculating average speed over a measured distance
Raised numerals, triangular indicators, and graduated markings create a technical frame around the sapphire crystal while preserving the fully metallic construction of the watch.
BRACELET – 3 LINK DESIGN WITH 904L STAINLESS STEEL
The bracelet of this variant is made of 904L stainless steel with 3 links design. The wider middle links contrast with narrow outer links, forming a smooth transition from the case to the clasp.
Material used for bracelet: 904L stainless steel
Link structure: Three-link design
Center links: Polished finish
Outer links: Brushed upper finish with polished edges
End links: Solid integrated construction
Clasp: Folding stainless steel clasp
Clasp detail: Raised crown emblem on the safety section
The alternating brushed and polished surfaces continue the finishing pattern of the case. Solid end links connect closely to the lugs, while the folding clasp completes the bracelet with engraved internal markings and a crown-shaped exterior detail.
Automatic Movement Details
The Rolex Daytona m126509-0003 replica is equipped with a Dandong 4131 automatic mechanical chronograph movement. Its configuration is designed to operate the central time display, running seconds, and three-part chronograph system.
Movement: Dandong 4131
Movement type: Automatic mechanical chronograph
Main time display: Central hour and minute hands
Running seconds: Subdial positioned at 6 o’clock
Chronograph seconds: Central sweep hand
30-minute counter: Positioned at 3 o’clock
12-hour counter: Positioned at 9 o’clock
Functions of chronograph: Starting, stopping, and resetting done via side pushers
These positions of counters are in exact alignment with the dial pattern which is black and silver.
FAQ
Q: What is the case size?
A: The diameter of the case is 40 mm.
Q: What is the model number?
A: The model number is m126509-0003.
Q: What color is the dial?
A: The watch features a silver-grey main dial with three subdials that are all black.
Q: What are the purposes of the three subdials?
A: There are 30 chronograph minutes at 3 o’clock register, running seconds at 6 o’clock register and 12 chronograph hours at 9 o’clock register.
Q: Of what materials is the case and bracelet constructed?
A: The case and bracelet are both constructed from 904L stainless steel.
Q: What kind of bezel does the watch feature?
A: It has a fixed, polished 904L stainless steel bezel with a tachymeter scale engraved on it.
Q: What type of crystal is featured?
A: Sapphire crystal protects the dial.
Q: What movement is inside?
A: The watch has an automatic mechanical chronograph movement Dandong 4131.
Q: How water-resistant is the watch?
A: The watch is water resistant up to 30 meters.


















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