Omega balance staff 21''' height 7.27mm Ronda 2823

1 Omega balance staff / 1 axe de balancier Omega

Neuf de stock / New old stock

For both calibers Omega 21''' and 18s (not for 18"')

Dimensions : height 727 / half-height 408 / balance arbor 130 / roller 74 / hairspring collet 90

Ronda code 2823 (similar to DCN code 413)

Livraison sous film neutre / Shipping in neutral zip bag