Coloured gemstones are defying the downturn in price for diamonds as consumers look past cheaper man-made stones towards more personalised jewellery.
While the diamond sector fends off a flood of lab-grown equivalents and struggles with weak global luxury demand, the prices of other precious stones have held up on global markets.
Rings and necklaces studded with rubies, emeralds and sapphires are rising in value, helped by endorsements from social media influencers and celebrities such as Halle Berry and Kate Middleton, the Princess of Wales.
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