White gold Artur Scholl pendant with white, black & champagne diamonds

Yellow gold, platinum, tiger's-eye and diamond necklace

New Zealand greenstone pendant with 18k blackened white gold, tsavorites and rosecut diamonds

Cook Islands black Keshi pearl necklace

Rosé gold Artur Scholl necklace

Rosé gold bamboo motif Artur Scholl necklace

Rosé gold Artur Scholl necklace with fan-shaped decorations

Rosé gold Artur Scholl necklace with satin & matte decorations

Yellow gold '50s Italian necklace

White gold and diamond Le Chic pendant+chain

Rosé and white gold, oval pendant, Artur Scholl necklace

Yellow gold 1960s Argentinian necklace