18K Yellow Gold 12.00ct Amethyst & 4.85ctw Diamond

Updated August 29, 2026

This auction ended on September 3, 2026. See upcoming auctions from A&B Gemological Services or current jewelry & watches auctions.
Lot number216
Estimate15,675.00 - 47,125.00 USD
CategoryJewelry & Watches
AuctionPremier Auction SALE – Fine Jewelry, Watches, Art & Collecta
DateSeptember 3, 2026 at 8:59 PM PDT
Auction houseA&B Gemological Services
LocationLos Angeles, California

This 18K yellow gold ring showcases a 12.00-carat medium purple tone modified oval checkerboard cut amethyst, complemented by round brilliant-cut diamonds totaling 4.85 carats. The gemstone arrangement creates a polished balance of brilliance and dimension across the hand. An appraisal accompanies the piece.<br><br>Estimated Retail Replacement Value: $47,125.00<br>Ref: BEL-29000<br>Item no.: DAG2062<br><br>Specification:<br><br>Gold Content: 18K Yellow Gold<br>Weight of Item: 27.50 grams<br>Size: 8.00<br>Country Made: USA<br>Main Gemstone: Amethyst<br>Shape: Modified Oval Checkerboard Cut<br>Quantity: 1<br>Carat Weight: 12.00ct<br>Color Grade: Medium Purple Tone<br>Treatment: None<br>Clarity: Loupe Clean<br>Cut Grade: Very Good<br><br>Adjacent Gemstone: Diamond<br>Shape: Round Brilliant Cut<br>Quantity: 52<br>Carat Weight: 4.85ctw<br>Clarity Grade: SI1 - SI2 (Eye Clean)<br>Treatment: None<br>Color Grade: G - H<br>Cut Grade: Very Good

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