Patek Philippe balance staff 27 AM 400 / Bestfit 1210

1 Axe de balancier Patek Philippe / 1 Patek Philippe balance staff

Cal : 27 AM 400 (hairspring collet 45)

Bestfit code 1210

Dimensions : height 318 / half-height 169 / balance arbor 98 / roller 36 / hairspring collet 45

Important : The regular diameter of the hairspring for staff 400 is 56. This should be a special model with a hairspring 45

New old stock / Neuf de stock