![Rolex® calibre 520 lower balance hole jewel](http://perrinwatchparts.com/cdn/shop/files/no_image_available_926a57ad-4834-4c36-9b7a-57ff6828c94e_800x800.png?v=1704920722)
Rolex® calibre 520 upper escape wheel hole jewel
Genuine, Rolex ® part # 3247 lower balance hole jewel
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Rolex®. Rolex® warranty does not apply to parts supplied by H. & W. Perrin Company Limited. Using generic parts may devalue your watch.