Rolex® calibre 520 center wheel - height 5.11mm
Genuine, Rolex ® part # 3346 lower third wheel hole jewel 510, 530
* 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.