Sold2016PLATINUM ART DECO DIAMOND BROOCHStunning 1920's Art Deco platinum filigree & diamond brooch. Center stone .25 carat European cut (G color SI clarity), total diamond weight on sides .66 carat (F-G color VS2-SI1 clarity). 1 3/4" wideSee Sold Price
Sold2020Art Deco Platinum Diamond Brooch PinArt Deco platinum brooch/pin decorated with mixed cut diamonds. Center stone- Old European cut diamond-approx. 0.79ct (VS2/I), two side stones-Old European cut diamonds-approx. 0.55ctw (SI1-SI2/I-J),See Sold Price
Sold2023Art Deco Platinum Diamond Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 35mm x 17mm. GEMSTONES: Diamonds approx. 1.40ctw (center stone approx. 0.40-0.44ct). TESTED: Plat top. WEIGHT: 7.7 grams.Gemstones have not been graded for colSee Sold Price
Sold2020Art Deco Platinum Diamond Brooch PinMETAL: Platinum. GEMSTONES: old mine and rose cut diamonds approx. 263 stones., center stone is approx. 0.70ct. MEASUREMENTS: Brooch is 57mm x 40mm. TESTED: Platinum. WEIGHT: 18 grams.Gemstones have nSee Sold Price
Sold2022Antique Platinum And Diamond BroochCenter Stone Is Approx 1 Ct, Old Mine Cut. H-I. Approx 3.5cts Total. 1 1/2 x 1 3/4. Chain Is 20 Inches Long. Total Weight Of Both Pieces Is 17.2 Grams. Wire Transfer Or In-Person Cashier's Check Are TSee Sold Price
Sold2022Mid Century Platinum Diamond Bow Brooch PinMETAL: Platinum. MEASUREMENTS: Brooch is 58mm x 34mm. Center stone is missing, center will fit approx. 6.5mm stone. GEMSTONES: Diamonds approx. 3.00ctw. TESTED: Plat top/ Gold back. WEIGHT: 15.7 gramsSee Sold Price
Sold2016AGL Art Deco 1920s Platinum Ruby Diamond BroochMETAL: platinum. MEASUREMENTS: 54mm x 15mm. GEMSTONES: center stone is synthetic ruby - approx. 2.95ct. Surrounded with mixed natural and synthetic rubies and approx. 1.85ctw in diamonds. Comes with ASee Sold Price
Sold2016Art Deco Platinum 1.00ctw Diamond Brooch PendantBrooch measures 29mm x 22mm, set with approx. 1.00ctw in diamonds (center stone approx. 0.450ct) Tested plat. Weight - 5.7 grams.Gemstones have not been graded for color and clarity ,and tested for clSee Sold Price
Sold2021Vintage Platinum & Diamond Bow BroochOne 20-point center stone with channel set round and baguette diamonds. Very clean and brilliant diamonds. Unmarked. 1 3/4" x 1". 8.5 grams, inclusive. In good condition.See Sold Price
Sold2024Edwardian Platinum 2.5C Diamond Estate BroochEdwardian Platinum and Yellow Gold 2.5 Carat Total Weight Round Cut Diamond Estate Brooch with 1- 3/8 Carat Center Stone, 1/4 Carat of Stone on Each Side and 1 Carat of Accent Stones. Measures 2 incheSee Sold Price
Sold2016Platinum Edwardian Style Ring w/0.25CT DiamondMen's SOLID Platinum Edwardian Style Ring W/0.25CT Genuine Diamond (Center Stone) - This piece is made of solid platinum and was done in an Edwardian style. The ring contains a 0.25ct round-cut centerSee Sold Price
Sold202414K WHITE GOLD DIAMOND FILIGREE LADIES BROOCH178060a 14K WHITE GOLD DIAMOND FILIGREE LADIES BROOCH 14k white gold diamond filigree ladies brooch with one 0.25ct center diamond, six 0.04ct round diamonds, two 0.02ct round diamonds. Stone Type: DiSee Sold Price
Sold2021Art Deco Diamonds, Blue stone 18k Gold & PlatinumArt Deco Diamonds, Platinum and 18k yellow Gold filigree Brooch. Featuring a center Oval Cabochon Blue Stone Accented by Rose Cut Diamonds Approx. 0.15 Carats. Weight: 6.5g. Measures: 2.3x0.7".See Sold Price
Sold2020Art Deco Platinum Diamond Bracelet Art Deco Platinum Baguette & Full Cut Diamond Center Stone Approx 0.9ct TW Approx 25ct VVS H 7”x0.1” Weight 52.9gr BraceletSee Sold Price
2022Art Deco Platinum Diamond & Ruby BroochMetal: Platinum Weight: 9 Grams Stone: Diamond, Ruby Carat: 0.50ct (center diamond), 3ctw (accenting diamond), 0.88ctw (ruby) Size: 3/4in x 2in Description: Features round cut Diamonds with custom cutSee Sold Price
Sold2017PLATINUM & DIAMOND BROOCHset with 58 round diamonds approx. 1.98 carats, appear nice clean stones, also with double bale to serve as a pendant, tests platinum, 1.6in., 11.7gms. (repair to bottom center with minor soldering toSee Sold Price
Sold2023WHITE PLATINUM DIAMOND LADIES BROOCH - 4.36 CTWWhite platinum diamond ladies brooch with one 1.0ct center diamond VS1-2 clarity, F-G color, two 0.25ct round diamonds VS1-2 clarity, F-G color, two 0.07ct round diamonds, six 0.05ct round diamonds, tSee Sold Price
Sold2020Platinum Diamond Engagement RingMETAL: Platinum. GEMSTONES: Center diamond approx. 0.25ct, surrounding diamonds approx. 10 stones. MEASUREMENTS: Ring size 6 1/4, ring top is 9.7mm wide. MARKED: 900Plat100Irid. WEIGHT: 3.6 grams.GemsSee Sold Price
Sold2016ART DECO DIAMOND BAR PIN BROOCHOld European cut diamonds set in platinum filigree with gold pin back. Approximately 1.5 carat center stone with .75 carat side stones as well as many small diamonds throughout. Dimensions: L 2.75" xSee Sold Price
Sold202114k Gold Brooch W/ 0.2-0.25Ct Diamond14k Gold Brooch W/ 0.2-0.25Ct Diamond in center. Total weight is 6.28 grams. Stone tested authentic on our calibrated Presidium Gem Tester II. See attached photos as evidence of condition and details.See Sold Price
Sold2019Platinum Vintage Diamond Engagement Ring MountingLadies platinum diamond vintage engagement ring with hand engraving and a filigree center six prong head. The center would hold a round stone approximately 1.00ct.-1.25ct. The ring is bead set with siSee Sold Price
20201.25ct Natural Blue Sapphire Fine Diamond Platinum Ring1.25ct Natural Blue Sapphire Fine Quality Diamond Fancy Platinum 3 Stone RingDescription:The 7mm round natural sapphire at center is approx. 1.25ct, a bit dark with nice flashes of blue. Natural sideSee Sold Price
Sold2022Stunning Platinum Duette Dress Clip - With Navy PouchMeasuring approx. (3.15” x 2.03”) featuring two brooches that join in the center, each containing a 2ct brilliant round cut diamond center stone with a radiating fan of brilliant round andSee Sold Price
Sold2022Multi-Colored Gemstone Brooch With a Removable 18kt Yellow Gold Accent - missing stoneMeasuring approx. (1.06” x 0.45”) dual tone design, platinum pin with a removable 18kt yellow gold trim, featuring florets composed of sapphires, rubies and diamonds. (diamonds approx. G-HSee Sold Price
Jun 15Hess Fine AuctionsArt Deco Platinum 5.35ctw Fine Diamond Natural Sapphire Antique Brooch 14K White Gold Pin$10
Jun 24Platinum Auction GroupArt Deco Platinum Diamond Brooch Gold Enamel Amethyst 14k Yellow$300(1 bid)
Jun 23Modern JewelryHARRY WINSTON 0.70 Carat Tapered Baguette Shape Diamond Platinum Semi Mount Ring$5,100