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Ruby and diamond ring and three brooches (Anello con rubino e diamanti e tre spille) | Fine Jewels | 2021 | Sotheby's
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Ruby and diamond ring (Anello con rubino e diamanti) | Fine Jewels & Watches: Milan | 2023 | Sotheby's
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Anello con rubino e diamanti - Gioielli Sardi Filigrana Sardegna - Esseffe Dorgali Laboratorio Orafo Francesco Serra
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