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Platinum 0.80 CTW VS2, I Channel Set Diamond Ring with 0.50 CT Center Stone
In-store pricing snapshot
Last known warehouse price ยท Dec 19, 2025. Currently out of stock.
* Prices shown are for Costco members only.
This platinum channel set diamond ring features a stunning 0.50 carat round brilliant center stone surrounded by channel set accent diamonds for a total carat weight of 0.80 CTW. The diamonds are graded VS2 clarity, meaning inclusions are not visible to the naked eye, and I color, placing them in the near-colorless range for excellent brilliance.
The channel setting securely holds accent diamonds between two parallel strips of platinum, creating a smooth, continuous line of sparkle along the band while protecting the stones from everyday wear. Platinum provides a naturally white, hypoallergenic setting that will not tarnish or require rhodium plating, and its density offers exceptional durability for securing precious stones.
This ring style is size 4.5 and is ideal as an engagement ring or anniversary band. The combination of a prominent center diamond with channel set side stones offers a classic yet elegant look with enhanced overall brilliance.