Union Square Diamond Buyers

Sell your diamond engagement ring to a trusted diamond buyer in San Francisco

San Francisco & Bay Area residents sell diamond rings and fine diamond jewelry to Union Square diamond buyers for several important reasons.  Our diamond evaluation and sales process is fast, secure, and risk free. They are guaranteed a fair and immediate cash offer based on the worldwide market value of their diamond gift assets.While Union Square Diamond Buyers do purchase mass market diamond jewelry, we specialize in high-brand diamond jewelry, antique diamond jewelry, limited-edition diamond time pieces, and large carat diamonds valued into the six figures.Our experienced diamond  jewelers serve San Francisco & Bay Area residents with over 50+ years of combined industry expertise in estate diamonds and fine jewelry. Our reputation has been built on paying our clients the most cash possible for their previously-owned fine diamond jewelry.Union Square diamond Buyers are where you:
  • Where to Sell a Diamond Engagement Ring
  • Where to Sell Vintage & Antique Diamond Jewelry
  • Where to Sell a GIA Certified Diamond for Cash
  • & More in San Francisco…
Our experienced diamond buyers (GIA graduates) make premium cash offers for diamond jewelry and watches from the world’s finest luxury brands, including Harry Winston, Tiffany & Co., Cartier, Hearts on Fire, Rolex, Panerai, Chopard, and more.Sell diamond jewelry and watches directly to Union Square diamond Buyers and get paid in cash today. Contact us now to schedule a confidential San Francisco diamond appraisal and consultation.

Call 1-800-424-GEMS

 Sell your diamond engagement ring to a trusted diamond buyer in San Francisco