Personal Attention: Huge Selection:

Finest Service:

Members:


Testimonials:


GIA Certified Diamonds Wholesaler


All our diamonds come with an independent GIA or AGS lab certificate and a written guarantee to be conflict free diamonds originating from ethical and socially responsible sources. #1 Diamond Source only sells natural diamonds that are laboratory certified and our GIA Graduate Gemologist provides personal guidance on your diamond purchase. High quality rare and large diamonds is our specialty. We do not sell artificially treated or clarity enhanced diamonds.

#1 Source for GIA Diamond Online


BulletHuge inventory of over 50,000 certified loose diamonds


  • Select your favorite loose diamond shape:


  • BulletIncluding Ideal and GIA Excellent cut diamonds

  • "Hearts & Arrows" and

  • GIA "Excellent cut" diamonds

  • AGS "Ideal cut" diamonds available



  • Certified Wholesale diamonds Experts - 25 years experience!
    BulletBrowse diamonds selection arranged by wholesale price range:

    Buy Round Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Princess Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Radiant Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Emerald Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Asscher Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Cushion Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Oval Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Pear Shaped Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Marquise Cut Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.

  • Buy Heart Shaped Loose Diamond:


  • Under $5,000 price range.
  • $5,000 to $9999 price range.
  • $10,000 to $14,999 price range.
  • $15,000 to $19,999 price range.
  • $20,000 to $24,999 price range.
  • $25,000 to $29,999 price range.
  • $30,000 to $39,999 price range.
  • $40,000 to $50,000 price range.
  • Over $50,000 price range.





  • ...The jeweler who will be putting the ring together was impressed. You may have a new wholesale customer.

    From Lee in Texas

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    CORPORATE OFFICE*: #1 Diamond Source 36 W. 47th St. New York, NY 10036

    OFFICE HOURS: M - F 9AM - 6PM (EST) By Appointment

    * Selling at wholesale to the trade and retail to the public.




    Copyright © 2015 #1 Diamond Source
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