Winding stems    Balance staffs    Mainsprings

Omega back wind crown + stem cal. 440 steel (without the screw)

21.9 EUR Omega crown + winding stem cal. 440 steel (without the screw, il manque la vis) Pre-owned / Pre-used Couronne Omega

Omega crown cal. 540 thread 80

17.9 EUR Omega crown cal. 540 gold color / Couronne Omega occasion Thread 80 / Filetage 80 Diameter : 3.5 mm Pre-owned / it was initially screwed with a Omega 540 winding stem

Omega crown NAIAD 5.4 mm Mercedes logo engraved + stem fits cal. 30.10 330

62.9 EUR Omega crown NAIAD gold color Rare Star (Mercedes) Logo engraved Pre-used , good condition Diameter of the crown : 5.4 mm Thread 90 Total thickness : 3.34 mm Thickness without the inner tube : 2.88...

New Omega crown 43238 / 6.50mm / thread 1.00mm / steel

125.0 EUR Omega new crown 43238 / steel  / couronne Omega / Krone Neuf de stock / New old stock, might have some very minor scratches due to long storage For following Omega cases : 176.001 , 176.005 ,...