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1.2 - De Diamanten van Amsterdam - Koh-I-Noor
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Ook de duurste enkele diamant ter wereld, de Koh-I-Noor, werd in Amsterdam geslepen. Dit gebeurde door Coster Diamonds. Adres: We spreken over de Koh-I-Noor met juwelenhistoricus Martijn Akkerman. Adres: Paulus Potterstraat 8.
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