Diamond

(10,000 price results)

Sort by:

Most Relevant

2026

14K Yellow Gold & Diamond Floral Style Necklace

East-Wing Estate Sales & Auction CompanyOakville, CT

Original Edison Amberola Phonograph Diamond B Reproducer: The reproducer is in good original antique condition. The piece has been tested briefly on another machine an seems to function as intended. Please see lot photos for more details regarding the item a

2026

Original Edison Amberola Phonograph Diamond B Reproducer

East-Wing Estate Sales & Auction CompanyOakville, CT

18K Gold & Diamond Victorian Etruscan Style Lion Brooch: Details: 18K yellow gold Victorian double lion head bar brooch in classic Etruscan Revival style. Features a lion’s head on both ends, each with a diamond eye. Appears to be antique in age, likely 1

2026

18K Gold & Diamond Victorian Etruscan Style Lion Brooch

East-Wing Estate Sales & Auction CompanyOakville, CT

JEWELRY. Indian 14kt Gold Silver and Polki Diamond: Bracelet. Indian 14kt yellow gold and silver hinged bracelet displaying a central band of polki diamonds accented by pave diamonds. Apparently unmarked. Total approx. weight of the bracelet is 33.5 gr

2026

JEWELRY. Indian 14kt Gold Silver and Polki Diamond

Clarke Auction GalleryLarchmont, NY

2026

Fine 18K White Gold Diamond & Pearl Fan Earrings

East-Wing Estate Sales & Auction CompanyOakville, CT

14K Yellow Gold Large Mystic Topaz & Diamond Pendant: Details: Large statement 14K yellow gold, mystic topaz, and diamond pendant. Oval fancy cut mystic topaz and 7 diamond set in a 14K yellow gold mounting. Marked 14K and also appears to have makers mar

2026

14K Yellow Gold Large Mystic Topaz & Diamond Pendant

East-Wing Estate Sales & Auction CompanyOakville, CT

Diamond & Emerald Ballerina Cocktail Ring in 14K Two-Tone Gold: Details: This tiered ballerina style cocktail ring features a round brilliant cut diamond prong set at the center, with two smaller round diamonds positioned north and south of the center stone. Surro

2026

Diamond & Emerald Ballerina Cocktail Ring in 14K Two-Tone Gold

East-Wing Estate Sales & Auction CompanyOakville, CT

Vintage Marquise Diamond & Sapphire Art Deco Style Platinum Cocktail Ring: Details: This cocktail ring features a marquise cut diamond set in a milgrain trimmed bezel. Surrounding the center stone are twelve French cut rectangular sapphires outlining the marquise shape. The

2026

Vintage Marquise Diamond & Sapphire Art Deco Style Platinum Cocktail Ring

East-Wing Estate Sales & Auction CompanyOakville, CT

2 CT Cushion Cut Natural AAA Grade Ruby & Diamond Platinum Ring: Details: This ring features a cushion cut ruby center stone displaying a deep red color and AAA quality grade. The ruby is surrounded by baguette and round brilliant cut diamonds arranged along the sh

2026

2 CT Cushion Cut Natural AAA Grade Ruby & Diamond Platinum Ring

East-Wing Estate Sales & Auction CompanyOakville, CT

Twisted Diamond, Pink Spinel 18K Grey White Gold Earrings with Topaz & Tahitian Pearls: Details: The earrings are adorned with many small cut Diamonds and Pink Spinel Stones set into 18K gold. The top is set with two teardrop cut Topaz stones, with a high grade Tahitian pearl at the bott

2026

Twisted Diamond, Pink Spinel 18K Grey White Gold Earrings with Topaz & Tahitian Pearls

East-Wing Estate Sales & Auction CompanyOakville, CT

JEWELRY. Platinum and 0.50ct Old European Cut: Diamond Engagement Ring. Platinum engagement ring displaying a central Old European cut diamond measuring approx. 0.5cttw flanked by (2) Old European cut diamonds measuring approx. 2.5mm each. Apparen

2026

JEWELRY. Platinum and 0.50ct Old European Cut

Clarke Auction GalleryLarchmont, NY

JEWELRY. Imperial Russian 14kt Gold, Ruby and: Diamond Ring. Signed Imperial Russian 14kt yellow gold accented by a silver bezel set Old Mine cut diamond and a silver bezel set round faceted ruby. Stamped to the exterior underside of the band, &qu

2026

JEWELRY. Imperial Russian 14kt Gold, Ruby and

Clarke Auction GalleryLarchmont, NY

Portuguese Baroque Style Carved Walnut Kneehole Desk: Portuguese baroque style carved walnut kneehole desk. Diamond shaped cushion paneled cabinets with ripple moulded carved borders and brass fittings.Ornately carved trim and ball feet. The top o

2026

Portuguese Baroque Style Carved Walnut Kneehole Desk

East-Wing Estate Sales & Auction CompanyOakville, CT

JEWELRY. Platinum and Gold Jewelry Grouping.: Includes a platinum bypass style ring displaying a single Tahitian? pearl accented by (6) pave diamond accents - pearl measures approx. 10.0mm, ring size - 5, stamped, "Pt900" with an uniden

2026

JEWELRY. Platinum and Gold Jewelry Grouping.

Clarke Auction GalleryLarchmont, NY

JEWELRY. Art Deco Platinum Filigree Pendant.: Accented by a single round brilliant cut diamond and a fancy cut, presumably synthetic, blue gem. Apparently unmarked. Total approx. weight of the pendant is 1.8 dwt (gross). From a Greenwich, CT esta

2026

JEWELRY. Art Deco Platinum Filigree Pendant.

Clarke Auction GalleryLarchmont, NY

JEWELRY. Vast Array of Gold and Costume Stickpins.: Including a French Art Nouveau 18kt yellow gold stickpin with diamond chip accents - stamped with a pictorial purity mark of an eagle's head, signed "Georges Van Der Straeten"; a French 18kt

2026

JEWELRY. Vast Array of Gold and Costume Stickpins.

Clarke Auction GalleryLarchmont, NY

14k Yellow Gold 1.11ct Diamond Ring: Retail: $7,100.00 ****** 14k Yellow Gold 0.65ct & 1.01ct Diamond Ring ****** Metal: 14K Yellow Gold / Total Item Weight: 12.5 grams / Country Made: United States / / Main Stone: Diamond / Color: Fancy

2026

14k Yellow Gold 1.11ct Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

Cushion-Cut Morganite & Diamond SplitShoulder Ring: 27100135 Setting: 18K Rose Gold OVER Sterling Silver .925 Primary Gemstone: Genuine Morganite Secondary Gemstone: Genuine, Natural Diamond Size: US 5 Weight: 3.75g This sterling silver ring features a

2026

Cushion-Cut Morganite & Diamond SplitShoulder Ring

Bidfair Fine JewelryVero Beach, FL

14K Gold 5.76cts Sapphire & 0.98cts Diamond Ring: Retail: $10,537*****14K Gold Sapphire & Diamond Ring*****Metal: 14K White Gold/ Total Wt.: 5.2g / Country Made US// Main Stone: Sapphire / Carat Total Wt.: 5.76cts / Treatment: Diffusion / Color: Blue

2026

14K Gold 5.76cts Sapphire & 0.98cts Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

14K Gold 6.11cts Emerald & 1.94cts Diamond Ring: Retail: $23,735***** 14K Gold 6.11cts Emerald & 1.94cts Diamond Ring****** Metal: 14K White Gold/ Total Wt.: 6.6g/ Country Made USA// Main Stone: Emerald / Carat Total Wt: 6.11cts / Treatment: None /

2026

14K Gold 6.11cts Emerald & 1.94cts Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

14k White Gold 7.5ct Sapphire 1.00ct Diamond Ring: Retail: $9,250.00 ****** 14k White Gold 7.5ct Sapphire 1.00ct Diamond Ring ****** Metal: 14k Solid White Gold / Size: 6.75 / Total Item Weight: 7.5 grams / Country Made: United States / / Main Stone:

2026

14k White Gold 7.5ct Sapphire 1.00ct Diamond Ring

Prestige Auction GalleriesWoodland Hills, CA

14K Rose Gold Morganite Eternity Bracelet: 27100159 Setting: 14K Rose Gold OVER Sterling Silver Primary Gemstone: Genuine Morgnanite Additional Gemstone: Genuine, Natural Diamond Length: 7.5" Long Weight: 8.73g A soft, feminine tennis bracelet

2026

14K Rose Gold Morganite Eternity Bracelet

Bidfair Fine JewelryVero Beach, FL

Antique Etruscan Revival 18k Yellow Gold Floral Mosaic Charm Pendant: Antique Etruscan Revival 18k Yellow Gold Floral Mosaic Charm Pendant This exquisite Antique Etruscan Revival charm pendant features an intricate micro mosaic floral scene set in luxurious 18k yellow g

2026

Antique Etruscan Revival 18k Yellow Gold Floral Mosaic Charm Pendant

Diamond DepotNew York, NY

18K White Gold Ladies Ring with 1.77ct GIA Certified Sapphire and 0.92ct tw Adjacent Diamonds: Retail: $8,000.00 ****** 18K White Gold Ladies Ring with 1.77ct GIA Certified Sapphire and 0.92ct tw Adjacent Diamonds ****** Size: 6.5 / Metal: 18K White Gold / Total Item Weight: 4.4 Grams / Country

2026

18K White Gold Ladies Ring with 1.77ct GIA Certified Sapphire and 0.92ct tw Adjacent Diamonds

Riverside GalleriesArcadia, CA

View:

24

Diamond Auctions

HUGE & RARE 4 Ct Treated Certified Off White Diamond Solitaire Stud, 925 Silver

Rare 12 Ct Certified HPHT - Treated Off White Diamond Solitaires Ring In 925 Silver

20 Ct Certified HPHT Treated Gorgeous Off White Diamond Engagement Ring.925 Silver

Diamond Jewelry

Believe Diamond Hong Kong

Starts on:

Kowloon, Hong Kong , HK

2 days Left

PT900 SAPPHIRE RING

PT950 DIAMOND RING

K18YG DIAMOND RING

26623 | Exceptional Diamond Collection

Starts on:

Beverly Hills, CA, US

6 days Left

IGI Round 1.9ct Fancy Vivid Blue VVS2 - Ideal Loose Lab Diamond

IGI Oval 2.55ct D VVS2 - Loose Lab Diamond

IGI Round 2.77ct D VVS2 - Ideal Loose Lab Diamond

Luminesce Lab: Diamonds & Beyond

Starts on:

Raleigh, NC, US

TOP