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Home /OSKA World /الدليل

OSKA Journal

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

12.10.2026

ما هو الطلاء الأسود (الروديوم الأسود)؟ الأسطح الداكنة في المجوهرات

ما هو الطلاء الأسود، وما الفرق بينه وبين التأكسد، وفي أي موديلات يُستخدم، وكم يدوم؟ دليل موجز للمصممين والعلامات التجارية.

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12.10.2026

ما هو الألماس المخبري؟ الفرق عن الألماس الطبيعي واستخدامه في المجوهرات

هل الألماس المخبري ألماس حقيقي، وكيف يُصنع، وما الفرق بينه وبين الألماس الطبيعي والزركون؟ دليل موجز للعلامات التجارية والصاغة.

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