Genuine Omega® settting lever spring (yoke cover), part number 1110, base cal. 860 (see all calibres in description) Rolex® 2230 60 ply with 6 rows

60 ply with 6 rows of stitching

Genuine ETA® barrel complete with mainspring and arbor

50 mm (side) magnified mineral crystal

outside diameter 10

case numbers: 1660300

Genuine Omega® settting lever spring (yoke cover), part number 1110, base cal. 860 (see all calibres in description) Rolex® 2230 60 ply with 6 rowsGenuine Omega settting lever spring (yoke cover), part number 1110 Fits calibres: Omega 860 Omega 861 Omega 863 Omega 864 Omega 865 Omega 866 Omega 910 Omega 911 Omega 920 Omega 930 Omega 1861 Omega 1863 Omega 1866 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied by Perrin Supply Ltd.