Swiss Bergeon 4040-P Extensible And Reversible Movement HolderThis Bergeon movement holder is incredibly versatile because it is reversible, so it will fit a wide range of movement sizes. It allows you to hold large watch movements from 20 mm (8 ligne) to 43 mm (19 ligne)(20mm to 43mm) in size. It is considered to be a classic by watchmakers. This is the exact same holder as the popular Bergeon 4040, only this is the synthetic version instead of a nickel finish. The synthetic material used in this holder is non

Built-in scale ruler (0 ~ 36 cm ) on bottom section

Convex Silver Steel Ring

12 sizes X 12pcs/size=144pcs

5X wheels if you choose 5pcs/pack

The bag is fixed with alloy snap fasteners for rust prevention

Colour : Gold

Double Mainspring Hollow Carved Double Timezone Automatic Mechanical Movement

Bergeon 5885-1 -Initial polish for erasing marks and scratches on all metals

Tweezer patterns #2 from the Bergeon Bjet series

Ronda 6003

Size: 12 ‴

Made of high quality PE plastic