HIGHLIGHTS OF SOTHEBY'S HONG KONG OCTOBER 3, 2017 MAGNIFICENT JEWELS & JADEITE AUTUMN SALE – News
Auction: Unducted Paraiba Tourmaline — buy online by VERYIMPORTANTLOT.com. Auction catalog "151 | Art and antiques. Part 2" from 13.12.2018: photo, price auction lot 2249
The Allure of Family-Run Jewelry Businesses - The New York Times