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This item was part of a past auction. It has been sold. The winning bid/final price is shown below.
These are Waltham 16 size NOS model 1872 blued genuine factory mainsprings. There are at least 10 T-End blued factory Waltham 16 size model 1872 mainsprings in this assortment. These are the most desirable of blued mainsprings for the model 1872. These are factory number 2208. The quality of these mainsprings is simply outstanding. Remember factory mainsprings always fit.