This is an authentic PATEK PHILIPPE Stainless Steel Diamond 25mm Twenty-4 Quartz Watch Grey 4910/1200A-010. The watch is crafted of stainless steel and features a grey dial, diamond accented bezel approximately .44 total carat weight, sapphire crystal, and a quartz movement. Follow this item for alerts. Patek Philippe is a registered trademark of Patek Philippe. FASHIONPHILE is not affiliated with Patek Philippe.