Founded in 1980 from a swap-meet table and $125 in startup capital, Leo Hamel Fine Jewelers operates this La Mesa Boulevard satellite as a dedicated jewelry and precious-metal buying office staffed by GIA-trained graduate gemologists. The La Mesa location processes walk-in sales of gold, platinum, silver, diamonds, and luxury watches — with on-the-spot electronic karat testing and loupe-grade diamond assessment — feeding inventory into the same estate-liquidation pipeline served by David A's Estate Services & Antiques for non-jewelry heirlooms. Unlike the flagship San Diego Avenue showroom, this La Mesa Village outpost handles buying only and does not carry retail inventory or accept repairs, concentrating staff expertise entirely on valuation and authentication. Transactions cover everything from single gold chains to full estate collections including signed pieces by Tiffany, Cartier, and David Yurman, with payment issued on the spot after testing — a turnover cycle that keeps the La Mesa Village retail corridor active alongside curated independent shops like Small Batch. The most complex appraisals involve multi-stone estate pieces requiring individual diamond plotting, period-correct hallmark authentication, and precious-metal composition analysis using X-ray fluorescence spectrometry.