Bergeon 30105 Ø3.50mm Centre Hole Hairspring Holder Replaced By Bergeon 30108Bergeon 30105 Support for Holding Watch Balance Hairsprings. Polished stainless steel round setting with a glass top. Chromium plated bottom. Overall diameter: 35mm. Available with 3. 50mm center hole. Made in Switzerland. We sell only brand new products. 100% Made by Bergeon, Switzerland, and brand new.

New version/old version will be random shipped in the parcel

Suitable for watchmakers and watch repairing workers to use

8 mm Day retrograde Big date Small second 3 Hands Battery not included

Have you ever worried about scratching your watch crystal while trying to open the case back

width: 19%

Holder #1:

The watch is with NH70 watch movement

Use accessories in flex shaft or rotary tool

Perfect for removing glue residues from  watch glasses

Compact size with thin

Caliber - 5R21

20mm Distance from the Center Post to the Small Second Hand Post is 4