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An aquamarine and diamond cluster ring,: An aquamarine and diamond cluster ring, the cushion shaped aquamarine flanked by two baguette cut diamonds, to a round brilliant cut diamond border and similarly set shoulders, hallmarked 375, Sheffie

Jun 02, 2026

An aquamarine and diamond cluster ring,

Est. £1,000-£1,200

£600

Sworders Fine Art AuctioneersEssex, England

Diamond Platinum Art Deco Pendant Brooch on 14K White Gold Necklace: Diamond Platinum Art Deco Pendant Brooch on 14K White Gold Necklace This Art Deco piece functions as both a platinum diamond brooch and a pendant, suspended on a 14K white gold chain. The brooch/penda

May 28, 2026

Diamond Platinum Art Deco Pendant Brooch on 14K White Gold Necklace

Est. $4,121-$5,357

$100

BidhausNew York, NY

May 30, 2026

PONTE VECCHIO FLOWER RING K18 WHITE GOLD RUBY PINK SAPPHIRE DIAMOND

Est. $2,700-$3,960

$25

NY Elizabeth Beverly Hills, CA

Rachel Koen 14k White Gold Diamond Band Ring 0.40ct Size 8: Rachel Koen 14k White Gold Diamond Band Ring 0.40ct Size 8 This stunning Rachel Koen diamond band ring is crafted from high-polished 14k white gold and features three dazzling round brilliant cut diam

May 31, 2026

Rachel Koen 14k White Gold Diamond Band Ring 0.40ct Size 8

Est. $2,418-$3,143

$100

BidhausNew York, NY

14k Yellow Gold Smokey Quartz 20.00 Ct & Diamond Ring 58 Stones: 14k Yellow Gold Smokey Quartz 20.00 Ct & Diamond Ring 58 Stones This exquisite 14k yellow gold ring showcases a stunning smokey quartz centerpiece surrounded by a dazzling array of 58 diamonds. The to

Jun 03, 2026

14k Yellow Gold Smokey Quartz 20.00 Ct & Diamond Ring 58 Stones

Est. $3,536-$4,596

$100

Mynt AuctionsNew York, NY

Rachel Koen 14K White Gold Diamond Necklace 0.77ct 18 Inch Chain: Rachel Koen 14K White Gold Diamond Necklace 0.77ct 18 Inch Chain This exquisite Rachel Koen Diamonds by the Yard Necklace is a stunning piece crafted from high-polished 14K white gold. Featuring a del

Jun 03, 2026

Rachel Koen 14K White Gold Diamond Necklace 0.77ct 18 Inch Chain

Est. $2,834-$3,684

$100

Mynt AuctionsNew York, NY

Art Deco Platinum Diamond Pendant 9.00 Ct with 14K Gold Chain: Art Deco Platinum Diamond Pendant 9.00 Ct with 14K Gold Chain This stunning Art Deco pendant features a luxurious design crafted from platinum and adorned with a total of 61 diamonds, weighing approxi

Jun 03, 2026

Art Deco Platinum Diamond Pendant 9.00 Ct with 14K Gold Chain

Est. $8,541-$11,103

$100

Mynt AuctionsNew York, NY

Rachel Koen 14K White Gold Pave Diamond Ring 0.33ct Size 7: Rachel Koen 14K White Gold Pave Diamond Ring 0.33ct Size 7 This exquisite Rachel Koen pave round cut diamond ring features a stunning design crafted from 14K white gold. The ring showcases a total car

May 27, 2026

Rachel Koen 14K White Gold Pave Diamond Ring 0.33ct Size 7

Est. $2,171-$2,822

$100

Mynt AuctionsNew York, NY

VINTAGE 14K GOLD DIAMOND & PEARL RING.: A vintage, 14k white gold (tested) ring set with a cultured, round, light cream pearl with very good luster, 9.6mm and approx. 1.35 ct. tw., round brilliant and single cut, natural diamonds of G-H col

May 27, 2026

VINTAGE 14K GOLD DIAMOND & PEARL RING.

Est. $700-$1,000

$350

William Smith AuctionsPlainfield , NH

SIGNED CARTIER PLATINUM DIAMOND ETERNITY BAND.: A vintage, signed, Cartier, platinum (tested), channel set, eternity band set with approx. .25 ct. tw., single cut round, natural diamonds of F-G color and VS clarity. Ring size 6 3/4, 3.0 grams.

May 27, 2026

SIGNED CARTIER PLATINUM DIAMOND ETERNITY BAND.

Est. $300-$500

$250

William Smith AuctionsPlainfield , NH

14k White Gold Diamond & Aquamarine Ring: 14k White Gold Ring Featuring 1 Oval Cut Center Set Aquamarine Gemstone Flanked By 6 Round Cut Diamonds Marked 14k - Size 6 - 0.8 DwtGemstones Tested With Presidium Gem Tester Il - Berners Does Not Gu

May 28, 2026

14k White Gold Diamond & Aquamarine Ring

Est. $10-$10,000

$2

Berner's Antique Auction GallerySpringfield, OH

Certified 0.86 Ctw I2/I3 Treated Fancy Blue And White Diamond 14K White Gol: Center Approx Weight: 0.16 Ctw (Round Cut) Center Diamond Color: Treated Fancy Blue Diamond Center Clarity: I2/I3 Center Setting: Prong Side Stone: 0.70 ctw Side Stone Color: J-K Side Stone Setting: P

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Certified 0.86 Ctw I2/I3 Treated Fancy Blue And White Diamond 14K White Gol

Est. $3,010-$5,010

$600

Papps Family LiquidationBurbank, CA

0.70 Ctw I2/I3 Treated Fancy Blue And White Diamond 14K White Gold Ring: Center Diamond Weight : 0.50 Ctw ( Round Cut) Center Color :-Treated Fancy Blue Diamond Center Stone Clarity :- I2/I3 Center Stone Setting : Prong Side Stone Weight Of Ctw 0.20 Ctw Side Stone Color :

18 hrs Left

0.70 Ctw I2/I3 Treated Fancy Blue And White Diamond 14K White Gold Ring

Est. $3,760-$5,630

$600

Papps Family LiquidationBurbank, CA

Hermes Chaine d'ancre Contour 18K Rose Gold Diamond Ring Size 7: Hermes Chaine d'ancre Contour 18K Rose Gold Diamond Ring Size 7 This HERMES Chaine d'ancre Contour ring is crafted from 18K rose gold and features a diamond accent. Designed for women, it is made in F

May 27, 2026

Hermes Chaine d'ancre Contour 18K Rose Gold Diamond Ring Size 7

Est. $3,614-$4,698

$100

BidhausNew York, NY

May 30, 2026

CROSS DIAMOND NECKLACE 18K PINK GOLD

Est. $2,025-$2,970

$25

NY Elizabeth Beverly Hills, CA

14K PEARL & DIAMOND OVAL PENDANT NECKLACE: 14KT White gold oval open pendant featuring a large round pearl accented with diamonds. Pendant measures approximately 1" long and includes a 19" 14K white gold chain. Total weight 5 grams (3.2 DWT).

May 30, 2026

14K PEARL & DIAMOND OVAL PENDANT NECKLACE

Est. $600-$1,000

$400

Vero Beach AuctionVero Beach, FL

Signed 18k White Gold Diamond Ruby Stud Earrings Coiled Clip Pair: Signed 18k White Gold Diamond Ruby Stud Earrings Coiled Clip Pair This pair of vintage and antique earrings is crafted from 18k white gold and features a combination of sparkling diamonds and vibrant

Jun 03, 2026

Signed 18k White Gold Diamond Ruby Stud Earrings Coiled Clip Pair

Est. $2,886-$3,751

$100

Mynt AuctionsNew York, NY

18 Karat White Gold and 0.20 Carat Diamond Solitaire Pendant Necklace: A diamond solitaire pendant necklace featuring a round brilliant-cut diamond. The gemstone is held in an 18 karat white gold six-prong basket setting with an open back. The pendant is suspended by a f

Jun 10, 2026

18 Karat White Gold and 0.20 Carat Diamond Solitaire Pendant Necklace

Est. $10-$100,000

$10

Gallery 63Atlanta, GA

A gemstone and diamond set brooch,: A gemstone and diamond set brooch, with central oval cabochon emerald flanked by a trefoil of faceted pear shaped ruby to either side and a faceted pear shape sapphire above and below, all worked with

Jun 02, 2026

A gemstone and diamond set brooch,

Est. £650-£750

£390

Sworders Fine Art AuctioneersEssex, England

18K White Gold 1.00ctw Diamond Ring: This refined ring features an emerald cut diamond at the center, framed by a halo of square cut diamonds that echo its crisp geometry. The shoulders are further accented with tapered baguette diamonds

May 24, 2026

18K White Gold 1.00ctw Diamond Ring

Est. $3,000-$5,000

$300

Lion and UnicornHollywood, FL

VINTAGE 18K GOLD & DIAMOND LEAF EARRINGS.: A pair of vintage, 18k yellow gold (stamped) leaf, post earrings, set with approx. .19 ct. tw., single cut round, natural diamonds of G-H-I color and VS-SI clarity, 1 1/4 inches long, 9.4 grams.

May 27, 2026

VINTAGE 18K GOLD & DIAMOND LEAF EARRINGS.

Est. $700-$1,000

$350

William Smith AuctionsPlainfield , NH

14K Rose Gold Diamond Engagement Ring: 14K Rose Gold Diamond Engagement Ring, featuring one solitaire diamond ring soldered to one wedding band, adorned with one prong set round faceted diamond weighing approx. 0.18 carat, K-L color / SI1

Jun 25, 2026

14K Rose Gold Diamond Engagement Ring

Est. $600-$800

$325

Auctions at ShowplaceAstoria, NY

A yellow topaz and diamond pendant,: A yellow topaz and diamond pendant, of openwork design, set throughout with round brilliant cut diamonds, enclosing a suspended oval cut yellow topaz drop, to a similarly diamond set enhancer bale wit

Jun 02, 2026

A yellow topaz and diamond pendant,

Est. £600-£700

£360

Sworders Fine Art AuctioneersEssex, England

14k Gold Cameo Pendant/Brooch with Diamond: 14k Gold Cameo Pendant/Brooch with Diamond 1 3/4" long, weight is 10.5 grams gross IN HOUSE SHIPPING Within Continental USA $25 DURING CHECKOUT CHOOSE "ARRANGE MY OWN SHIPPING" if you'd like to use ou

May 27, 2026

14k Gold Cameo Pendant/Brooch with Diamond

Est. $300-$500

$150

Fairfield AuctionFelton, CA

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