Bergeon 5338-XL-C Case opener XL

Opener for large waterproof watches with up to 54 mm case diameter. The clamping range is easily adjustable with the handles.

For polygonal cases, the chucks are mobile and grip the case back perfectly, whether they are 6, 8, 10, 12 or 14 sided.

Including 12 chucks:
4 for polygonal cases
2 for cases with slots
2 for cases with holes
2 for grooved cases
2 for cases with curved sides