![Rolex® calibre 640 escape wheel - conical pivots](http://perrinwatchparts.com/cdn/shop/files/no_image_available_486be3e3-fda4-4c29-812f-1b7ab935ef48_800x800.png?v=1704921733)
Rolex® calibre 640 screw for stud cover
Genuine, Rolex ® part # 3517 escape wheel - conical pivots fits Rolex® 600, Rolex®620, Rolex®630, Rolex®635, Rolex®640, Rolex®645
* 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.