Balance support.
Enables the watchmaker to position the balance-cock with his balance-spring, avoiding to pollute the oil on the staff pivot, during the corrections.
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Balance-cock support |
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Enables the watchmaker to position the balance-cock with his balance-spring, avoiding to pollute the oil on the staff pivot, during the corrections. |
Balance support.
Enables the watchmaker to position the balance-cock with his balance-spring, avoiding to pollute the oil on the staff pivot, during the corrections.