Canyon Plaza Jewelry & Loan on Chula Vista's Broadway corridor has operated as a licensed pawnbroker and collateral lender since 1993, maintaining an A+ rating with the Better Business Bureau across more than 30 years of continuous operation at the same 453 Broadway address. The in-house bench handles ring sizing, prong re-tipping, chain soldering, and watch battery swaps using the same gemological tooling that anchors the display cases at Roberto's Jewelry on Third Avenue. Collateral loans accept gold, silver, platinum, loose diamonds, luxury timepieces, and collectible coins as security, underwriting same-day cash against appraised asset value with bilingual service in English and Spanish. The consignment floor rotates estate jewelry, pre-owned Rolex and Omega watches, power tools, and electronics, drawing the same secondary-market collector base that shops vintage issues and graded coins at Comics-N-Stuff in Chula Vista. Appraisals use a Presidium gem tester and Mettler Toledo precision scale to verify karat weight, stone authenticity, and precious-metal purity before any buy or loan transaction clears the counter.