Audemars Piguet
Royal Oak Malachite ref. 15513BA.OO.1320BA.01
15513BA.OO.1320BA.01
The 41 mm Royal Oak 15513BA pairs green malachite with an 18-carat yellow-gold case and bracelet, replacing its patterned dial with mineral texture.

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Specifications
| Reference | 15513BA.OO.1320BA.01 |
|---|---|
| Style | sport |
| Movement | automatic |
| Calibre | Automatic Calibre 4309 |
| Diameter | 41 mm |
| Power reserve | 70 hours |
| Water resistance | 50 m |
| Release date | 2026-02-03 |
Omitted specifications have not been confirmed. From published article 2026-10-15. Original source ↗
Read the stories
Why the Royal Oak Is an Octagon: The One-Night Design That Changed Watchmaking ↗
A natural malachite dial changes the Royal Oak’s geometry in 2026 ↗