18K Rose Gold 6.75ct Opal & 1.68ct Diamond Ring

Updated September 22, 2026

This auction ended on October 1, 2026. See upcoming auctions from A&B Gemological Services or current jewelry & watches auctions.

Lot number	290
Estimate	1,844.00 - 3,688.00 USD
Category	Jewelry & Watches
Auction	Exclusive Auction SALE – Fine Jewelry, Rolex, Art & More
Date	October 1, 2026 at 8:59 PM PDT
Auction house	A&B Gemological Services
Location	Los Angeles, California

18K Rose Gold 6.75ct Opal and 1.68ctw Diamond Ring A distinctive gemstone ring crafted in solid 18K white gold, featuring a substantial 6.75-carat natural oval-cut opal accented by approximately 1.68 carats of natural diamonds. The opal displays a warm play of color and is secured in a four-prong setting. Baguette-cut diamonds form an inner frame around the center stone, while round brilliant-cut diamonds create an outer halo and continue along the split shoulders. The combination of rose-toned gold, opal, and bright diamond accents gives the ring a bold and refined presentation. This item comes with a professional appraisal. Specifications Metal: Solid 18K Rose Gold Ring Size: 7 Total Item Weight: 8.65 Grams Country of Manufacture: USA Estimated Retail Replacement Value: $7,376.00 Reference Number: BEL6556 Item Number: BR6716AOP Main Gemstone Gemstone: Natural Opal Shape: Oval Cut Quantity: 1 Carat Weight: 6.75 Carats Color Grade: Play of Color Clarity Grade: Type III, Opaque Cut Grade: Very Good Treatment: Heated Diamond Accents Gemstone: Natural Diamond Shapes: Round Brilliant and Baguette Cut Total Carat Weight: 1.68 ctw Color Grade: G–H Clarity Grade: SI1–SI2 Cut Grade: Very Good Treatment: None Appraisal: Professional appraisal included

18K Rose Gold 6.75ct Opal & 1.68ct Diamond Ring

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