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Platinum 1.56 CTW VS2/I Round Diamond and Blue Sapphire Ring, Size 7
In-store pricing snapshot
Last known warehouse price · Jun 11, 2026. Currently out of stock.
* Prices shown are for Costco members only.
This elegant platinum ring features a stunning combination of round brilliant-cut diamonds and vivid blue sapphires, totaling 1.56 carats total weight. The diamonds are graded VS2 (Very Slightly Included 2) for clarity and I for color, offering excellent transparency with minimal inclusions visible only under 10x magnification.
Crafted in platinum, the ring benefits from the metal's natural white luster, exceptional durability, and hypoallergenic properties — making it a premium choice over white gold for fine jewelry. Platinum's density and purity (typically 90–95% pure) ensure the setting securely holds each stone while resisting wear over decades of use.
The blue sapphires provide rich, vivid color contrast against the brilliant white diamonds, a classic combination popular in heirloom and engagement jewelry. The ring is sized 7, a standard women's ring size. This piece is ideal as an engagement ring, anniversary gift, or statement fine jewelry item.