Solid Platinum 0.70ctw Diamond Ring

Updated September 15, 2026

This auction ended on September 18, 2026. See upcoming auctions from A&B Gemological Services or current jewelry & watches auctions.

Lot number	143
Estimate	5,040.00 - 10,080.00 USD
Category	Jewelry & Watches
Auction	Collector’s Auction SALE – Rolex, Fine Jewelry, Art & Rare F
Date	September 18, 2026 at 8:59 PM PDT
Auction house	A&B Gemological Services
Location	Los Angeles, California

Solid Platinum 0.70ctw Diamond Three-Stone Ring A classic three-stone diamond ring crafted in solid platinum and set with natural round-cut diamonds totaling approximately 0.70 carat. The ring features a prominent 0.55-carat center diamond secured in a raised prong setting and flanked by two smaller round diamonds totaling approximately 0.15 carat. The polished platinum band and decorative shoulder details create a timeless engagement-ring presentation. This item comes with a professional appraisal. Specifications Metal: Solid Platinum Ring Size: 5.5 Total Item Weight: 5.40 Grams Country of Manufacture: USA Estimated Retail Replacement Value: $10,080.00 Reference Number: WAG5760 Center Diamond Details Gemstone: Natural Diamond Shape: Round Cut Carat Weight: 0.55 Carat Clarity: I1 Color: H Cut Grade: Very Good Accent Diamond Details Gemstone: Natural Diamond Shape: Round Cut Total Carat Weight: 0.15 ctw Color Grade: G–H Clarity Grade: SI1–SI2 Total Diamond Weight: 0.70 ctw Appraisal: Professional appraisal included

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