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Watch Case Part Assortments

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                                              JBC Legacy Watch Parts Database

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                                              MS-JA727

                                              MS-JA727

                                              Mainspring 2.10-.15-400 15.5 - MS-JA727

                                              $27.75

                                              Waltham Mainspring
                                              • Width : 2.10mm
                                              • Strength : .150mm
                                              • Length : 16.00 in.
                                              • End Type : HOLE - Hole End
                                              • Size : 6/S
                                              • Factory Number : 2219

                                              Specifications

                                              Historical items
                                              BC0228726
                                              Interchange items
                                              BC0228726, JA-727, and JA727
                                              Weight
                                              0.1 oz

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