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3.00 CTW Radiant and Round Diamond 2.00 CT Center Platinum Ring
In-store pricing snapshot
Last known warehouse price ยท Jul 21, 2026. Currently out of stock.
* Prices shown are for Costco members only.
This platinum wedding ring features a stunning 2.00-carat radiant-cut center diamond surrounded by round brilliant accent diamonds for a total carat weight of 3.00 CTW. The center stone is graded VS2 clarity and I color, offering excellent brilliance with minimal visible inclusions. Set in a platinum band, this ring combines the geometric elegance of the radiant cut with the classic sparkle of round diamonds. All Costco diamonds are natural and untreated, and the ring includes a GIA grading report for certification of diamond quality.