| 摘要 |
The present invention relates to an industrial process for manufacturing jewelry such as rings preferably in precious metal set with stones, consisting in the following operations: drilling into the said base, of a cylindrical hole of suitable dimensions, provision on the periphery of said hole and at a certain distance of the surface on which the stones will appear, of a pre-setting groove whose dimensions are adapted to those of the stone, and fitting the stone in the pre-setting groove by clipping.
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