With new digital ‘passports’ that disclose the place its products have been crafted, Monica Vinader is forward of the pack in a jewellery sector underneath stress to show its gems aren’t linked to human rights abuses and environmental degradation. Sometimes overly heart-shaped stuff could be a little cringe but concern not as you’re in the protected arms of our buying expert that has very high requirements in terms of her personal jewelry assortment. This necklace – Demeure d’Asterion – is from the Le Secret collection, where each piece of jewelry hides a secret in it. Imagine a ring you could…