0679 Watch Mainspring 1.40 x 0.08 x 266 (10 1/2")(Calibers in description) Omega® 1861 This holder is designed to

This holder is designed to hold a balance screw with a head diameter of 0

Generic Parabolic crystal 206C with calendar bubble

total height of crown 7

part number 15036

0679 Watch Mainspring 1.40 x 0.08 x 266 (10 1/2")(Calibers in description) Omega® 1861 This holder is designed toDimensions: 1. 40 x 0. 08 x 266 (10 1 2") End Type: Tongue End Material: Swiss Made unbreakable Calibers: AS 655, AS 953, AS 955, AS 959, AS 985, AS 1011, AS 1046, General 90, General 90A, General 900, Helbros 89, KF 19 25, KF 19 26, KF 19 35, KF 19 521, Lavina 115, MST 423, Recta C3, Recta C7, Recta C8 5, Recta C, Recta CA, Recta C12, Recta 18 12CA, Recta C24 1, Universal 458