Sold2021Platinum and Diamond BandPlatinum band with 10 channel set single cut diamonds, ring size 8, 1.0 dwt.See Sold Price
Sold2021Platinum Diamond Wedding Band RingPlatinum channel set band ring featuring 2.63ctw of emerald cut diamonds. Ring size 4.75, measures 3mm wide. Weight is 4.5 grams. Marked 2.63 PT.See Sold Price
Sold2015Estate Platinum Diamond & Sapphire Channel Set RingEstate Platinum Diamond & Sapphire Channel Set Ring. Weight - 6.3 grams. Approx. 1.30ct. Size - 7. Retail - $3,000.See Sold Price
Sold2019Platinum Ring with Seven Channel-Set DiamondsPlatinum ring with seven channel set diamonds .10 total carat weight, SI2 clarity, G/H color. The ring weighs 1.6dwt. the marking is uneven and shows "%IRID PLAT."See Sold Price
Sold2021TIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGTIFFANY & CO. PLATINUM DIAMOND & SAPPHIRE RINGAmerican, late 20th- early 21st century. A platinum band channel set with alternating diamond and sapphire, size 6.25. Weighing 6 gramsSee Sold Price
Sold2021Delicate Gem Platinum and Diamond BandPlatinum ring set channel set Princess cut diamonds, apprx 1.40 cts. G/H color, VS-2 stones, apprx 5.14 grams, ring size 6.See Sold Price
Sold20234.34ct Platinum Diamond & Blue Sapphire Men's Ring4.34 Carat platinum 9mm diamond and blue sapphire men's ring. Diamond is old European cut, bead set in a reflector head S11 clarity, L color, set in platinum band. Six flanking channel set square stepSee Sold Price
Sold2016A Platinum and Diamond Eternity BandA Platinum and Diamond Eternity Band. Platinum channel set with 22 princess-cut diamonds, weighing approximately 3.50 carats, with G-H color and VS clarity; ring size 6; weight 7.1g.See Sold Price
Sold2021Art Deco Diamond & Platinum BandArt Deco diamond and platinum eternity wedding band / ring. Channel set old mine cut diamonds. Approx. 1.5 cts.t.w. Ring size 8.5.See Sold Price
Sold2024Platinum Diamond RingPlatinum diamond ring, baguette cut stones channel set, marked size: 7.25 total weight: 4.6 grams Provenance: Property from a prominent Alamo Heights, Texas family Shipping available for this lot tSee Sold Price
Sold2024Platinum Diamond Eternity BandPlatinum setting with channel set single cut diamonds, approx. 0.50 ct total weight diamond, ring size 7, 1.7 dwtSee Sold Price
Sold2017PLATINUM & DIAMOND ETERNITY RINGComprising round channel set diamond melee, tests platinum, size 6.5, 1.7gms.See Sold Price
Sold2018A Trio of Platinum Diamond Stackable Bands1) Platinum band with 10 channel set princess cut diamonds across top of band, sz 7.25, 2) Platinum band with 9 princess cut diamonds channel set across top of ring, sz 7 and 3) Platinum band with 11See Sold Price
Sold2023Estate Platinum .9 ctw Natural Diamond Engagement RingA Very well made and heavy platinum diamond engagement ring. It features a princess cut diamond center stone and channel set princess cut diamond accents. Item Type: Engagement ring Material: PlatSee Sold Price
Sold20202.00ctw Diamond & Solid Platinum Ring2.00ctw Diamond & Solid Platinum Ring - This ring is made of solid platinum and is embellished with approximately 2.00ctw fiery white diamonds. The ring is decorated with channel set diamond baguettesSee Sold Price
Sold2024Vintage platinum diamond mounted anniversary ring band. Channel set square cut diamonds. Area ofVintage platinum diamond mounted anniversary ring band. Channel set square cut diamonds. Area of resizing where there is no diamond mount. Unmarked. Wear. Size 7.5. 2.8 grams.See Sold Price
Sold2024Chanel Art Deco Platinum and Diamond Eternity RingDESCRIPTION: A Chanel Art Deco ring from a Channel set comprised of a platinum foundation inset with .75 cts of near colorless diamonds. unmarked. Total Weight: 3.3 Grams (2.1 dwt) CIRCA: 1920s-1930sSee Sold Price
Sold2021Pico Platinum Baguette and Round Diamond RingPlatinum ring, channel set with apprx .30 cts. round diamonds and .40 cts. baguette diamonds, 4.24 grams, 5 ring size.See Sold Price
Sold2019Platinum Cartier RingPlatinum Cartier band with 23 channel set radiant cut diamonds. Approximately 0.50 CT TDW. Size 5. 3.6 grams.See Sold Price
Sold2022Platinum and Diamond RingPlatinum and Diamond Ring centering on a marquise brilliant cut diamond (16.04 x 6.72 x 4.28 mm) weighing 2.63 carats (actual) (H color, VS2 clarity), the wide tapered mount channel set with princessSee Sold Price
Sold2020Platinum, Sapphire and Diamond RingPlatinum, Sapphire and Diamond Ring , center bezel set emerald-cut sapphire, wt. approx. 2.00 cts., approx. 8.00 x 6.00 mm; tiered bezel and shoulder with numerous prong, bezel and channel set round bSee Sold Price
Sold2019Emerald, Ruby and Diamond RingEmerald, Ruby and Diamond Ring platinum, the ring mounted with an emerald-cut treated emerald weighing approximately 1.39 carats, accented by channel-set mixed-cut treated rubies weighing approximatelSee Sold Price
Sold2021TIFFANY & CO. PLATINUM AND DIAMOND RINGTIFFANY & CO. PLATINUM AND DIAMOND RINGAmerican, late 20th- early 21st century, platinum. Twenty-two (22), approx. 2.87mm each and 1.76 total carat weight, channel set diamonds to band, marked to inteSee Sold Price
Sold2021VINTAGE PLATINUM RUBY, SAPPHIRE & DIAMOND RINGBeautiful vintage Art Deco-style ring in platinum with large bezel set center ruby in an openwork shank, accented with small diamonds and channel-set sapphires. Ring size 7; ruby measures 9mm x 6.5mm.See Sold Price
6 days LeftFederal Assets AuctioneersPlatinum 1.45 ctw Channel Set Princess and Baguette Diamond Eternity Band Ring$1
4 days LeftJasper52Baguette Diamond Channel-Set Eternity Ring Wedding Band Platinum Size 6.5, 4.31G$2,200
4 days LeftMynt AuctionsTiffany & Co. Channel Set Diamond 2.5 mm Eternity Band in Platinum 0.56 CTW$5
4 days LeftActivity AuctionsTiffany & Co Channel Set Round Diamond Half Circle Wedding Band 3 MM Platinum #2$2,000
Jun 25Miami Auction GalleryEstate GIA Large Black Opal Diamond Platinum Cocktail Ballerina Ring$42,000