Results for “mine diamond”

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18K Yellow Gold South Sea Pearl Diamond Ring 2.20 Ct Vintage: 18K Yellow Gold South Sea Pearl Diamond Ring 2.20 Ct Vintage This exquisite ring features a stunning South Sea pearl set in luxurious 18K yellow gold. Adorned with 52 Old Mine diamonds, the total diam

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18K Yellow Gold South Sea Pearl Diamond Ring 2.20 Ct Vintage

Est. $6,752-$8,170

IGI Heart 3.39ct D VVS2 Loose Lab Diamond: IGI Heart 3.39ct D VVS2 Loose Lab Diamond Experience the brilliance of nature's own masterpiece, a lab-grown diamond that rivals its mined counterparts in quality and beauty. This stunning 3.39ct IGI-

Apr 23, 2026

IGI Heart 3.39ct D VVS2 Loose Lab Diamond

Est. $6,295-$9,445

Antique, Three gold pendants: Antique Three gold pendants Comprising a reversible glass intaglio pendant depicting Hercules killing the Centaur Nessus by Faberge; a gold wirework pendant set with an old mine-cut diamond; and a car

Apr 09, 2026

Antique, Three gold pendants

Toomey & Co. Auctioneers

Est. $1,000-$1,500

Loose Lab Diamond - IGI Pear 1.26ct Fancy Intense Blue VVS1: Loose Lab Diamond - IGI Pear 1.26ct Fancy Intense Blue VVS1 Experience the breathtaking beauty of nature's most precious stone, a lab-grown diamond that rivals its mined counterparts in quality and ra

Apr 20, 2026

Loose Lab Diamond - IGI Pear 1.26ct Fancy Intense Blue VVS1

Est. $4,585-$6,880

Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw: Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw This exquisite Antique Edwardian Pendant showcases an intricately carved natural agate cameo set within a stunning frame of old mine

Apr 07, 2026

Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw

Est. $9,521-$11,520

IGI Round 4.29ct G VVS2 Ideal Loose Lab Diamond: IGI Round 4.29ct G VVS2 Ideal Loose Lab Diamond Experience the brilliance of nature's own masterpiece, a lab-grown diamond that rivals its mined counterparts in every way. This stunning 4.29ct G VVS2

Apr 30, 2026

IGI Round 4.29ct G VVS2 Ideal Loose Lab Diamond

Est. $6,925-$10,390

Wheeler & Co. Art Deco Diamond, Synthetic Sapph: Wheeler & Co. Art Deco Diamond, Synthetic Sapphire, Platinum Ring Stones: Mine-cut diamond weighing 2.66 carats; transitional and single-cut diamonds weighing

May 04, 2026

Wheeler & Co. Art Deco Diamond, Synthetic Sapph

Heritage Auctions

Est. $6,000-$8,000

Antique Silver, Gold, Pearl and Diamond Pendant-Brooch: One cushion-shaped old mine-cut diamond ap. .75 ct., 3 cushion-shaped old-mine cut diamonds ap. 1.10 cts., cushion-shaped and old-mine cut diamonds ap. 5.50 cts., one pearl ap. 4.7 mm., 27 pearls ap.

Apr 29, 2026

Antique Silver, Gold, Pearl and Diamond Pendant-Brooch

DOYLE Auctioneers & Appraisers

Est. $3,000-$5,000

Loose Diamond - Round 2.24ct G IF: Loose Diamond - Round 2.24ct G IF Source: Natural Mined Diamond Shape: Round Carats: 2.24 Color: G Clarity: IF Certification: GIA Condition: Pre-Owned PLEASE NOTE: Framed, Large, or heavy items do not

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Loose Diamond - Round 2.24ct G IF

$35,350(25 bids)

Loose Lab Diamond - IGI Emerald 1.71ct Fancy Yellow VVS2: Loose Lab Diamond - IGI Emerald 1.71ct Fancy Yellow VVS2 Experience the beauty of nature, reimagined in a lab-grown diamond that rivals its mined counterpart. This 1.71ct Fancy Yellow IGI Emerald-cut

Apr 09, 2026

Loose Lab Diamond - IGI Emerald 1.71ct Fancy Yellow VVS2

Est. $4,730-$7,095

Loose Diamond - OVAL 4.01ct E SI1: Loose Diamond - OVAL 4.01ct E SI1 Source: Natural Mined Diamond Shape: OVAL Carats: 4.01 Color: E Clarity: SI1 Certification: GIA Condition: Pre-Owned PLEASE NOTE: Framed, Large, or heavy items do not

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Loose Diamond - OVAL 4.01ct E SI1

$64,780(13 bids)

IGI Trapeze 1.54ct D IF Loose Lab Diamond: IGI Trapeze 1.54ct D IF Loose Lab Diamond Experience the beauty of nature, reimagined in a lab-grown diamond that rivals its mined counterparts. This stunning 1.54ct IGI-certified D color, IF clarity,

Apr 17, 2026

IGI Trapeze 1.54ct D IF Loose Lab Diamond

Est. $3,740-$5,610

IGI Round 3.14ct D VVS2 Ideal Loose Lab Diamond: IGI Round 3.14ct D VVS2 Ideal Loose Lab Diamond Experience the brilliance of nature's own masterpiece - a lab-grown diamond that rivals its mined counterparts in every way. This stunning 3.14ct IGI-ce

Apr 23, 2026

IGI Round 3.14ct D VVS2 Ideal Loose Lab Diamond

Est. $6,405-$9,610

IGI Round 2.07ct F VVS2 Ideal Loose Lab Diamond: IGI Round 2.07ct F VVS2 Ideal Loose Lab Diamond Experience the brilliance of nature's own masterpiece - a lab-grown diamond that rivals its mined counterparts in every way. This stunning 2.07ct IGI-ce

Apr 10, 2026

IGI Round 2.07ct F VVS2 Ideal Loose Lab Diamond

Est. $3,630-$5,445

Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw: Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw This exquisite Antique Edwardian Pendant showcases an intricately carved natural agate cameo set within a stunning frame of old mine

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Antique Edwardian Gold Platinum Agate Cameo Diamond Pendant 3.0ctw

$5,660(22 bids)

Antique, Emerald and diamond ring: Antique Emerald and diamond ring Set with an oval-cut emerald, surrounded by old European and old mine-cut diamonds Platinum and 18k yellow gold Ring size 5; Gross weight 2.7 dwts This

Apr 09, 2026

Antique, Emerald and diamond ring

Toomey & Co. Auctioneers

Est. $1,500-$2,000

Loose Lab Diamond - IGI Cushion Brilliant 2.15ct E VVS2: Loose Lab Diamond - IGI Cushion Brilliant 2.15ct E VVS2 Experience the beauty of nature, reimagined in a lab-grown diamond that rivals its mined counterpart. This stunning 2.15ct cushion brilliant fea

Apr 17, 2026

Loose Lab Diamond - IGI Cushion Brilliant 2.15ct E VVS2

Est. $5,840-$8,760

IGI Oval 2.22ct D VVS2 Loose Lab Diamond: IGI Oval 2.22ct D VVS2 Loose Lab Diamond Experience the brilliance of nature's own masterpiece, a lab-grown diamond that rivals its mined counterparts in every way. This stunning 2.22ct D VVS2 oval cu

Apr 22, 2026

IGI Oval 2.22ct D VVS2 Loose Lab Diamond

Est. $3,980-$5,970

Antique Platinum 14k Gold Diamond Halo Earrings with 9.2mm Pearls: Antique Platinum 14k Gold Diamond Halo Earrings with 9.2mm Pearls These exquisite antique earrings feature a stunning design with a halo of old mine cut diamonds surrounding two genuine cultured pearl

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Antique Platinum 14k Gold Diamond Halo Earrings with 9.2mm Pearls

IGI Oval 3.56ct E VVS2 Loose Lab Diamond: IGI Oval 3.56ct E VVS2 Loose Lab Diamond Experience the brilliance of nature, without the environmental impact, with this stunning IGI Oval 3.56ct E VVS2 Loose Lab Diamond. Grown in a lab, not mined,

Apr 10, 2026

IGI Oval 3.56ct E VVS2 Loose Lab Diamond

Est. $6,440-$9,660

Loose Lab Diamond - IGI Emerald 1.5ct Fancy Vivid Pink VVS2: Loose Lab Diamond - IGI Emerald 1.5ct Fancy Vivid Pink VVS2 Experience the rarity of nature's own masterpiece - a lab-grown diamond that rivals its mined counterparts in brilliance and beauty. This 1.

Apr 16, 2026

Loose Lab Diamond - IGI Emerald 1.5ct Fancy Vivid Pink VVS2

Est. $5,270-$7,905

IGI Oval 1.25ct D IF Loose Lab Diamond: IGI Oval 1.25ct D IF Loose Lab Diamond A stunning 1.25ct oval-cut D color, IF clarity lab diamond, boasting exceptional cut, polish, and symmetry. Grown in a lab with the same precision as mined diamo

Apr 12, 2026

IGI Oval 1.25ct D IF Loose Lab Diamond

Est. $3,095-$4,645

Loose Diamond - MARQUISE 0.82ct H I2: Loose Diamond - MARQUISE 0.82ct H I2 Source: Natural Mined Diamond Shape: MARQUISE Carats: 0.82 Color: H Clarity: I2 Certification: GIA Condition: Pre-Owned PLEASE NOTE: Framed, Large, or heavy items

Apr 07, 2026

Loose Diamond - MARQUISE 0.82ct H I2

Est. $741-$963

Vintage Platinum Aquamarine 22ct & Diamond 4ct Brooch: Vintage Platinum Aquamarine 22ct & Diamond 4ct Brooch This exquisite Retro Platinum Brooch features a stunning central aquamarine gemstone weighing approximately 22.00 ct, surrounded by 37 Old Mine Di

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Vintage Platinum Aquamarine 22ct & Diamond 4ct Brooch

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