Rolex® calibre 620 fourth wheel
Genuine, Rolex ® part # 3505-1 center wheel only - ht. 5.19 fits Rolex® 600, Rolex®620, Rolex®635, Rolex®640
* 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.