You can trust Costco to only offer the highest quality one-of-a-kind gemstones at the lowest possible price. Our long-standing relationship with our suppliers guarantees we get the best selection at the best value.  Costco's experienced buying team works with our suppliers evaluating and hand-selecting each gemstone for its color, quality, and brilliance. Our team of Graduate Gemologists then inspect every gemstone to ensure it meets the strictest quality standards in the industry in cut, color, clarity, and craftsmanship. You can be confident your purchase is as special to us as it is to you.

• Metal: 950 Platinum  
• Diamond Shape: Round Brilliant  
• Total Diamond Weight: 2.00 ctw  
• Center Diamond Weight: 1.00 ct  
• Clarity: VS2 (Very Slightly Included)  
• Color: I (Near Colorless)  
• Ring Size: 7 - Sizeable within 2 sizes (Costco does not provide this service)  

This item comes with a Summation Of Appraisal certificate from the International Gemological Institute (IGI). This is to certify that the item described above is genuine, and has been independently examined in the laboratories of IGI.

When returning unique jewelry items, or items containing a 1.00 ct center diamond or larger, Costco warehouses may require additional time to verify the diamond, in which case a refund will be approved upon positive verification and as long as the item is not damaged or changed in any way (i.e. resized or reset). This process may require two to five business days.


Model: R20738

• Center Stone Carat Weight: 1.00
  
• Diamond Color: Near Colorless (I)
  
• Number of Stones: 3
  
• Size Description: 7
  
• Stone Clarity: Very Slightly Included (VS2)
  
• Stone Shape: Round Brilliant
  
• Total Carat Weight: 2.00
  
• Type of Metal: 950 Platinum
  

Gift Messaging will be made available during the checkout process.

This item comes with a Summation Of Appraisal certificate from the International Gemological Institute (IGI). This is to certify that the item described above is genuine, and has been independently examined in the laboratories of IGI.

Two day air shipping via UPS insured is included in the quoted price. Signature is required. The estimated delivery time will be approximately 2-3 business days from the time of order.

• Available in size 7; Sizeable within 1 size (Costco does not provide this service)
  
  We guarantee that all diamonds supplied by Costco Wholesale are as follows: Clarity to be "VS2" or better and color to be "I" or better as outlined on the industry grading guide.
  
  When returning unique jewelry items, or items containing a 1.00 ct center diamond or larger, Costco warehouses may require additional time to verify the diamond, in which case a refund will be approved upon positive verification and as long as the item is not damaged or changed in any way (i.e. resized or reset). This process may require two to five business days.

  To view Care and Maintenance For Your Diamond Jewelry, click here.
  
  Costco.com products can be returned to any of our more than 600 Costco warehouses worldwide.

Membership: We will refund your membership fee in full at any time if you are dissatisfied.

Merchandise: We guarantee your satisfaction on every product we sell with a full refund. The following must be returned within 90 days of purchase for a refund: televisions, projectors, computers, cameras, camcorders, touch screen tablets, MP3 players and cellular phones.

How to Return: For an immediate refund (including shipping and handling), simply return your purchase at any one of our Costco warehouses worldwide. If you are unable to return your order at one of our warehouses, please email customer service or call our customer service center at 1-800-955-2292 for assistance. To expedite the processing of your return, please reference your order number.

If you request an item be picked up for return, the item must be packaged and available for pick up in the same manner as it was delivered.
If your order was delivered "curb side", it will need to be available for curb side pick up.
If the item arrived to you in a box, it will need to be in a box at the time of pick up.