Real in-store prices from 600+ Costco locations. Download on the App Store to track prices, scan shelf tags, and get alerts.
14kt White Gold VS2 I 0.16 CTW Diamond Aquamarine Pendant 18"
In-store pricing snapshot
Last known warehouse price ยท Apr 17, 2026. Currently out of stock.
* Prices shown are for Costco members only.
This pendant features a round cut aquamarine center stone measuring approximately 7.8 mm, set in 14kt white gold with a rhodium plating for added brilliance and tarnish resistance. Surrounding the aquamarine is a halo of 20 round brilliant cut diamonds totaling 0.16 carats of total diamond weight, graded VS2 (Very Slightly Included) clarity and I (Near Colorless) color. The setting contains 21 stones total.
The pendant hangs from an adjustable chain offering three length options: 16", 17", and 18", secured with a lobster clasp. Aquamarine is the traditional birthstone for March, prized for its serene blue color. All diamonds offered are natural and untreated. Colored gemstones, including the aquamarine, may have been enhanced during production, as is standard in the industry. Available online only.