A German 18k bicolour gold diamond coloured gemstone and diamond brooch

A German 18k bicolour gold diamond coloured gemstone and diamond brooch depicting a castle beneath the stars. Unique piece. Rectangular white gold plaque with soldered filigree wirework and fine yellow gold appliqué details. Depicting a stylised castle reflected in the sea, beneath an engraved starry sky set with small coloured gemstones (emerald, ruby, sapphire, moonstone, opal, green and pink tourmaline) and diamonds. Hand engraved: Fineness 750, maker's mark "FM". 4.4 × 3.8 cm. Weight 17.48 g. Original case. Falko Marx, Cologne, c. 1980.

Estimation:€2,500

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