THE SMART TRICK OF AAA ROLEX WATCHES UK THAT NOBODY IS DISCUSSING

This movement has incredibly minimal high quality finishing. The hairpspring is mounted counter clockwise. Avoid this movement if at all possible. There may be also a no-date Variation of this movement known as the SH3130 (or occasionally the AR3130) that's of equally bad high-quality.The oscillator of those movements has a large balance wheel with