0.20 CARAT ROUND BRILLIANT H SI1 DIAMOND PLATINUM SEMI MOUNT RINGModern Jewelry4.5(204)$2,250Mar 03, 2026
18K WHITE GOLD PENDANT THREE WAVE STYLE WITH 0.33CTS OF DIAMONDS 2.3GModern Jewelry4.5(204)$950Feb 22, 2026
10K WHITE GOLD WEDDING RING SET WITH 0.20CT DIAMONDS SIZE 6.5 4.4GModern Jewelry4.5(204)$6403 days Left
WOMEN'S 14K WHITE GOLD RING WITH 1CTW NATURAL DIAMONDS (SIZE 7) 7.6 GRAMSModern Jewelry4.5(204)$1,800Feb 22, 2026
WOMEN'S 14K WHITE GOLD RING WITH 0.12CT CLUSTER DIAMONDS (SIZE 6.5)Modern Jewelry4.5(204)$3153 days Left
10K WHITE GOLD WAVE STYLE RING WITH 0.65CTS OF DIAMONDS SIZE: 7 2.8GModern Jewelry4.5(204)$970Feb 22, 2026
SoldPLATINUM & DIAMOND CIRCLE PIN, 3.05CTWset with a marquise dangle approx. 0.45 carats, and 33 round diamonds approx. 2.60 carats, total diamond weight 3.05 carats (in our opinion: F-G color, SI1-2 clarity, however not guaranteed), pin testSee Sold Price
SoldMcTeigue Platinum Diamond Open Circle Brooch PinPlatinum open circle brooch, set with baguette and round diamonds - approx. 2.40ctw. Brooch is 30mm in diameter. Marked: Maker's Mark Irid. Plat. Weight - 8.5 grams.See Sold Price
SoldVintage Platinum 3.5tcw Diamond Circle Brooch PinThis is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameterSee Sold Price
SoldVintage Diamond Circle PinVintage Diamond Circle PinPlatinum pin with 2.48cttw diamonds. Color G-Clarity VS2. Diameter 1 1/4 inches (pin)From the Estate of Roberta Folonie SchuetzSee Sold Price
SoldPlatinum Double Circle Diamond PinPlatinum double circle diamond pin/pendant. The pin is designed with a pair of intertwining circles set with diamonds. One is set with marquise cut diamonds in graduating size, the other is set with rSee Sold Price
SoldDiamond, Pearl & Platinum Circle Pin.Pin contains 26 OMC and OEC cut diamonds. Approximately 1.5 cts, TW 12.5 dwt.See Sold Price
SoldPlatinum, Gold, Emerald, and Diamond Circle Flower Pin BroochMETAL: 14K Yellow Gold/Platinum; APPROXIMATE DIAMOND COLOR(S): 0.26; TESTED: 14K Yellow Gold/Platinum; CONDITION: Pre-owned, Good; ITEM WEIGHT (GRAMS): 7.85 g; MEASUREMENTS: 1 1/8 inch in diameterSee Sold Price
SoldAntique 3ctw Fine Diamond Irid Platinum Art Deco Era Circle Pin BroochTitle: Antique 3ctw Fine Diamond Irid Platinum Art Deco Era Circle Pin Brooch Description: Classic circle pin featuring approx. 3.0ctw of very well-matched, white F-H color, clean VS, hi-performance dSee Sold Price
SoldDIAMOND CIRCLE PINWhite gold (platinum?) & yellow gold pin set with diamonds (18); .05 round diamonds and (18) tiny diamonds; 2.3DWT; VG-EXSee Sold Price
SoldA Vintage Diamond & Black Onyx Circle Pin in PlatinumPlatinum open circle pin featuring old European and round cut diamonds, weighing approx. 2.00 ctw, and French cut black onyx, milgrain edge, 18K safety catch, 1.25 in. diameter, 5.8 grams Provenance:See Sold Price
SoldArt Deco Platinum and Diamond Bow Wreath BroochItem/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.See Sold Price
SoldDiamond PinYellow gold 14 Kt and platinum diamond cluster brooch with 39 diamonds in concentric circle at center of pin. Acid tested. Weight 4.1 dwt. Condition: Excellent condition. L. 2-1/8" D 1/2". Copy and paSee Sold Price
SoldChinese Green Jade Bead Infinity Stretch BraceletItem/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.See Sold Price
SoldPlatinum & Diamond Circle Brooch.RBC, marquise and baguette cut diamonds approximately 8 cts TW. Approximately GH, VS. 12.7 dwts.See Sold Price
SoldFINE 14k White Gold 4.25 Cttw Diamond Circle Pin BroochLadies fine quality Diamond circle pin. Crafted of solid 14k white gold. Set with 26 round brilliant cut Diamonds. Diamonds are very fine quality averaging VS1 clarity with G/H color. Total Diamond weSee Sold Price
SoldPLATINUM DIAMOND CIRCLE WITH BOW BROOCH 3.5 tcwPlatinum Diamond Circle with Bow Brooch. Approx 3.5 tcw. 1" 4.7 DWT- 7.4 GSee Sold Price
SoldCathy Waterman Platinum Diamond Circle Drop EarringsMETAL: Platinum/ 14k Gold. MEASUREMENTS: Earrings are 30mm long, circles are 18mm in diameter. GEMSTONES: Diamonds approx. 0.34ctw. MARKED: 900p, Waterman hallmark. Backs marked 14k. WEIGHT: 6 grams.GSee Sold Price
SoldEarly 20th Century Platinum & Diamond Pin11.4 grams total weight. With old European and mine cut diamonds, 15 total. 3.25 ct. total, largest diamond .38cts. VS - SI clarity and I-J-K color. Small chip on central diamonds. Top of pin platinumSee Sold Price
SoldPLATINUM & DIAMOND PIN BY BLACK, STARR & FROSTin classic Edwardian design, set with 30 round diamonds approx. 1.00 carats, tests platinum, stamped 'BS&F', 1.4in., 6.4gms.See Sold Price
SoldDesigner Platinum Diamond Circle Brooch, 2.75 ctwA platinum and diamond circle pendant set with 25 diamonds with 2.75 carat total weight. Makers mark on the reverse. Diamond Attributes: 25 full cut diamonds with 2.75 carat total weight, VSee Sold Price
SoldDECO PLATINUM & DIAMOND PIN PENDANT, 1.65CTWset with 63 round diamonds approx. 1.65 carats (in our opinion: G-H color, VSI clarity, however not guaranteed), one diamond missing, tests platinum, 15x37mm, 5.8gms., Opening Bid $500See Sold Price
SoldPlatinum & diamond circle brooch, c1915, 3.25 dwtsPlatinum & diamond circle brooch, c1915, 3.25 dwtsSee Sold Price
SoldPlatinum Diamond Circle Drop Pendant NecklacePlatinum necklace, with triple circle drop pendant, adorned with a total of approx. 2.00-2.20ctw in diamonds. Necklace is 15.75" long, pendant is 2 5/8" long, largest circle is 26mm in diameter. MarkeSee Sold Price
Sold14kt White Gold & Diamond Circle Pin14kt white gold and diamond circle pin containing 2 bezel set old mine cut diamonds totaling approx 1.50 carats, flanked by 31 graduated old mine, round European, brilliant, and single diamonds totaliSee Sold Price
