Posts 203 Likes 80 bigtriangle68 ·Sep 1, 2023 When I wind a 300 with cal 552 auto movement, I don't hear any indication (such has clicking) that it is fully wound. Does anyone know, approximately, how many turns of the crown is needed for a full manual wind on a 165.024?
Posts 1,852 Likes 5,381 omegastar ·Sep 2, 2023 The mainspring in an automatic watch is not fixed. It slides by friction when fully wounded. 15 to 20 normal turns should do it.
Posts 2,098 Likes 4,396 Fallout Boy ·Sep 2, 2023 AFAIK you should mainly wind SLOWLY because of the greater gear ratio...