HGA provides independent guidance to collectors, investors, and private clients navigating the global gemstone and jewelry market.

In addition to market advisory, HGA assists clients in securing exceptional jewelry for significant occasions — from engagement rings and anniversary gifts to rare vintage pieces and bespoke commissions.

HGA was founded by Jason Hoehn, founder of Huckleberry Ltd, drawing on nearly three decades of experience in the global gemstone and jewelry trade.

The firm operates with a focus on discretion, independence, and long-term client relationships.

Based in Beverly Hills, California, HGA serves clients globally through a highly personalized, relationship-driven advisory model.