18K White Gold 4.50ct Tourmaline & 1.25ctw Diamond

Updated August 7, 2026

Lot number205
Estimate7,400.00 - 13,725.00 USD
CategoryJewelry & Watches
AuctionFine 18K Jewelry, Rolex, Artwork & Estate Collectibles
DateAugust 13, 2026 at 8:59 PM PDT
Auction houseA&B Gemological Services
LocationLos Angeles, California

18K White Gold 4.50ct Tourmaline and 1.25ctw Diamond Ring <br> <br> <br> A striking gemstone ring crafted in solid 18K white gold, featuring a 4.50-carat tourmaline surrounded by approximately 1.25 carats of diamonds. <br> <br> <br> The modified emerald-cut center stone displays a distinctive reddish-purple color and is secured within a double diamond halo. Additional round brilliant-cut diamonds continue along the split shoulders and gallery, creating brilliance from multiple angles. The substantial 8.50-gram construction gives the ring a refined fine-jewelry presence. <br> <br> <br> This item comes with a professional appraisal. <br> <br> <br> Specifications <br> <br> <br> Metal: Solid 18K White Gold <br> Ring Size: 7.25 <br> Total Item Weight: 8.50 Grams <br> Country of Manufacture: USA <br> Estimated Retail Replacement Value: $13,725.00 <br> Reference Number: BEL-7900 <br> Item Number: DAG2071 <br> <br> <br> Main Gemstone <br> <br> <br> Gemstone: Tourmaline <br> Shape: Modified Emerald Cut <br> Quantity: 1 <br> Carat Weight: 4.50 Carats <br> Color Grade: Reddish Purple <br> Clarity: Slightly Included, Eye Clean <br> Cut Grade: Excellent <br> <br> <br> Diamond Accents <br> <br> <br> Gemstone: Diamond <br> Shape: Round Brilliant Cut <br> Quantity: 200 <br> Total Carat Weight: 1.25 ctw <br> Color Grade: G–I <br> Clarity Grade: SI1–SI2 <br> Cut Grade: Very Good <br> <br> <br> Total Gemstone Weight: 5.75 ctw <br> <br> <br> Appraisal: Professional appraisal included

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