Diamond precious metallic jewelry has seen a major drop, with a 29 per cent decrease in performance in contrast with the past yr,” basic manager Leon Van Megen explained. Retail Edge has released its latest evaluation of the Australian jewelry market, identifying one other decline in gross sales performance. For the actors Tommy Dorfman and Amandla Stenberg, watches, which were family heirlooms handed down from generations, elicit a sense of nostalgia and sentimentality in an era of smart gadgets. The location on Fifth Avenue — sandwiched among Cartier, Tiffany & Company, Bulgari and Harry Winston — was a yearslong waiting …