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Home /OSKA World /Ratgeber

OSKA Journal

Notes from the atelier on jewelry manufacturing, materials and building a brand.

12.10.2026

Was ist Schwarzbeschichtung (Schwarzrhodium)? Dunkle Oberflächen bei Schmuck

Was ist Schwarzbeschichtung, wie unterscheidet sie sich vom Oxidieren, bei welchen Modellen wird sie eingesetzt und wie lange hält sie? Ein kurzer Ratgeber für Designer und Marken.

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12.10.2026

Was ist ein Labordiamant? Unterschied zum Naturdiamanten

Ist ein Labordiamant ein echter Diamant, wie wird er hergestellt und worin unterscheidet er sich von Naturdiamant und Zirkonia? Ein kurzer Ratgeber für Marken und Juweliere.

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