Watches and Jewellery: July

Why blockchain alone cannot help luxury brands tackle fake goods; tennis players ace watch sponsorships; an investor’s guide to the gem market; jewellers mine precious metals from discarded phones; the mysterious world of pearls stringers; Alexandra Tolstoy’s favourite jewellery

© Bloomberg

More technology is needed to link the product purchased with the record on the ledger

Tennis star helps to develop his timepieces as well as market them

Buy gems for love — not returns — as you may have to wait a while to make your money back

Big jewellery brands and boutiques are turning to e-waste to source their materials

Jewellers are using fashion weeks to promote their collections, but informal events are more effective than the runway

Stringing experts are rare and secretive, but jewellers and royalty know where to find them

The collection is a tale of symbolism, stolen heirlooms and tsarist traditions