Rolex® calibre 100 upper center wheel hole jewel (0.26 / 0.90)
Genuine, Rolex ® part # 1007 upper center wheel hole jewel (0.26 / 0.90)
* 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.