5-Axis CNC & Horological Architecture
The Custom Audemars Piguet Royal Oak Selfwinding 41mm Free-Sprung Calibre Reference 15510ST is a 5-axis Swiss CNC commission machined in 904L Stainless Steel Custom Architecture (41.0 mm x 10.5 mm) weighing 166.5g on our Mettler-Toledo analytical balance, driven by Audemars Piguet Cal. 4302 - 70h Power Reserve regulated to +0.7 s/d, 296 deg at 28,800 vph with a 72-hour power reserve beneath a double anti-reflective sapphire crystal.
| 01 / CNC Blueprint Entity & Reference | Audemars Piguet — Royal Oak Selfwinding 41mm | Ref. 15510ST | SKU: AT-CNC-15510ST-W468 |
|---|---|
| 02 / 5-Axis CNC Metallurgy & Gold Purity | 904L Stainless Steel Custom Architecture — 5-Axis Swiss CNC Precision Architecture • 1:1 Authentic Reference Mass • Bespoke Collector Commission |
| 03 / Analytical Bench Weight (1:1 Reference Mass) | 166.5g — 1:1 Authentic Reference Mass Verified on Mettler-Toledo Analytical Scale |
| 04 / Custom Bezel, Gem-Setting & Case Geometry | Octagonal Brushed & Chamfered Bezel Locked by 8 White Gold Hexagonal Screws with Anti-Reflective Scratch-Resistant Sapphire Crystal • 166.5g 904L Steel Edition • 41.0 mm x 10.5 mm |
| 05 / Regulated Super Clone Movement Calibre | Audemars Piguet Cal. 4302 - 70h Power Reserve — Swiss Super Clone Mechanical Calibre Regulated to +0.7 s/d, 296 deg |
| 06 / Barrel Power Reserve & Balance Frequency | 72-Hour Power Reserve • 28,800 vph (4 Hz) Free-Sprung Balance Wheel |
| 07 / Optical Sapphire Crystal (Double AR) & Sealing | Scratch-Resistant Sapphire Crystal with Double Anti-Reflective Coating • 50m / 5 ATM |
| 08 / Bespoke Dial & Integrated Bracelet Spec | 41.0 mm x 10.5 mm • Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands • Hand-Brushed & Chamfered Integrated Solid Link Bracelet & Deployant Clasp |
Engineered inside our Geneva 5-axis CNC Audemars Piguet custom atelier, the Custom Audemars Piguet Royal Oak Selfwinding 41mm Free-Sprung Calibre Reference 15510ST is machined from solid 904L Stainless Steel Custom Architecture billets to micron-level tolerances (41.0 mm x 10.5 mm). Every bevel, lug chamfer, and Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands is hand-finished on our watchmaker bench, yielding a certified reference weight of 166.5g verified under our Fischer XRF and Mettler-Toledo QC protocol.
What Are the Horological & Metallurgical Benchmarks of Audemars Piguet Royal Oak Ref. 15510ST?
The Audemars Piguet Royal Oak Reference 15510ST is a precision-engineered luxury timepiece crafted in 904L Stainless Steel Custom Architecture (41.0 mm x 10.5 mm) with Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands, Octagonal Brushed & Chamfered Bezel Locked by 8 White Gold Hexagonal Screws with Anti-Reflective Scratch-Resistant Sapphire Crystal, and a verified Mettler-Toledo mass of 166.5g, because the Audemars Piguet Cal. 4302 - 70h Power Reserve movement is regulated across six positions to chronometric tolerances with a 72-hour power reserve.
5 Core CNC & Chronometric Specifications:
- Blueprint Reference: Custom Audemars Piguet Royal Oak Selfwinding 41mm Free-Sprung Calibre — Official Ref. 15510ST (SKU: AT-CNC-15510ST-W468).
- 5-Axis CNC Metallurgy: 904L Stainless Steel Custom Architecture case (41.0 mm x 10.5 mm) and Octagonal Brushed & Chamfered Bezel Locked by 8 White Gold Hexagonal Screws with Anti-Reflective Scratch-Resistant Sapphire Crystal with hand-polished chamfers.
- Verified Bench Mass: 166.5g confirmed on a Mettler-Toledo analytical gram scale prior to dispatch.
- Super Clone Calibre: Audemars Piguet Cal. 4302 - 70h Power Reserve operating at 28,800 vph (4 Hz) with 72-hour power reserve and +0.7 s/d, 296 deg accuracy.
- Sapphire Optics & Sizing: Double anti-reflective sapphire crystal, 50m / 5 ATM sealing, and 19 wrist sizing options (14.0–22.0 cm).
Within the Audemars Piguet Royal Oak horological sub-silo, collectors also compare the Audemars Piguet Royal Oak Selfwinding 41mm Starry Sky Dial Ref. 15500 (166.7g) and the Audemars Piguet Royal Oak Selfwinding 41mm Ref. 15400ST (166.8g).
- Parent Brand & Royal Oak Silo Hub: Browse All 147 Certified Audemars Piguet Solid 18K Gold & Pt950 Watches
- Technical Research Monograph: 5-Axis Swiss CNC Milling Solid 18K Gold Watch Cases (±2um) (All 5 Journal Monographs)
- Homepage Master Register: Return to 18K CUSTOM Homepage (Complete 774-Watch Solid 18K Gold & Pt950 Register)
- All-Brands Catalogue: Explore Complete 12-Maison Horological Catalogue (/shop/)
- Metallurgical & 4K QC Verification: Fischer XRF Au750 Protocol • 3-Year Mechanical Warranty • Insured Armored Delivery
How is the 904L Steel Edition case of this Audemars Piguet 15510ST machined?
Our Geneva CNC specialists mill the monobloc middle case, bezel, and bracelet geometry on 5-axis Swiss machining centers in 904L Stainless Steel Custom Architecture to achieve the authentic 166.5g reference mass.
Can the bracelet or strap be pre-sized to my exact wrist circumference?
Yes. Choose from 19 precision wrist circumference options (14.0 cm to 22.0 cm, or full unsized factory length). All removed solid links are sealed inside your presentation box.
How is the Audemars Piguet Cal. 4302 - 70h Power Reserve tested on the atelier workbench?
We record a personalized 4K bench video showing the Audemars Piguet Cal. 4302 - 70h Power Reserve (28,800 vph, 72-hour reserve) running at +0.7 s/d, 296 deg on our Witschi Chronoscope alongside Fischer XRF and Mettler-Toledo gram scale verification.
What dial and bezel specifications distinguish Audemars Piguet Royal Oak Ref. 15510ST?
Reference 15510ST combines Hand-Finished Sunray Collector Dial with Hand-Finished Luminous Appliques & Hands and Octagonal Brushed & Chamfered Bezel Locked by 8 White Gold Hexagonal Screws with Anti-Reflective Scratch-Resistant Sapphire Crystal within a 41.0 mm x 10.5 mm 904L Stainless Steel Custom Architecture case weighing 166.5g, verified via Fischer XRF spectroscopy and powered by Audemars Piguet Cal. 4302 - 70h Power Reserve.
Custom Audemars Piguet Royal Oak Selfwinding 41mm Free-Sprung Calibre Ref. 15510ST
5-Axis Swiss CNC 904L Stainless Steel Custom Architecture • 166.5g Verified Mass • Regulated Audemars Piguet Cal. 4302 - 70h Power Reserve