Wholesale Lab Grown Diamonds in San Francisco, CA - Factory Direct

For jewelry retailers in San Francisco, CA, the pressure to compete with online giants is higher than ever. The secret to winning in the San Francisco market isn't lowering your margins—it's sourcing directly from the factory.

Why San Francisco Jewelers Are Switching to Factory-Direct Strategies

Traditionally, retailers in San Francisco, CA would source from local wholesalers or trade shows. But with the rise of lab-grown diamonds, the middleman markup has become unsustainable. By importing HPHT diamonds directly from our Henan factory to San Francisco, CA, you can save 30-50% on inventory costs.

Kunlun Growth Quality Promise

Certificates don't tell the whole story. We reject ~35% of diamonds that pass standard IGI inspections but fail our internal checks.

  • No Brown/Green Tint: Every stone is compared against our Master Set.
  • No BGM (Milkiness): We filter out hazy crystal structures.
  • Eye-Clean Guarantee: Real-world visual inspection, not just 10x loupe.

Shipping to San Francisco, CA: Fast & Secure

  • Delivery Time: 3-5 days via FedEx International Priority or Malca-Amit to San Francisco, CA.
  • Customs: We handle all HS Codes for imports to ensure smooth clearance into San Francisco.
  • Insurance: Full transit insurance included for all shipments to San Francisco, CA.
Exclusive Offer for San Francisco Retailers
Request a sample stone to inspect our quality in your store.

Download the 2026 Wholesale Price List

Join 1,200+ jewelers sourcing directly from the factory.

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