Platinum PioneersSay what you will about the mad metals market—there’s no denying that it’s forced manufacturers to experiment. Exhibit A: the second annual Platinum Innovation Awards, which drew a whopping 143 percent increase in entries this year, for a total of 200, according to sponsor Platinum Guild International USA. Retailers attending JCK Las Vegas are invited to help judge the winners in each of six categories: Vintage-Inspired Platinum Engagement Rings, Modern Platinum Engagement Rings, Entry Platinum Engagement Rings (semi-mounts retailing for less than $2,500), Platinum Wedding Bands, Platinum Earrings, and Platinum Fashion Rings.Voting takes place via text—each SKU will be labeled with instructions—on Friday, June 3, and Saturday, June 4. Winners will be announced June 5, and will receive a prize package valued at $50,000, including the opportunity to have their pi