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Lab-Created Center: Jewelry For Sale

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Lab Grown- 3.81 Marquise E VS1 Engagement Ring size 6, needs to be polished due to wear. White Gold
Lab-Created Center
August 6, 2026
$1,000
Offering a beautiful ring featuring a 1.23 ct lab-grown Old European Cut diamond set in an antique platinum Art Deco setting, estimated to have been crafted in the 1920s/1930s. The setting features lab emerald side stones, delicate antique detailing, and small diamond accents on the shoulders. The pictures fail to capture the delicious petals of the center OEC diamond. Happy to send videos! A truly dreamy ring that deserves to be worn more than it currently does. Center stone specs: 1.23 ct lab OEC diamond, EF color, VS1 clarity, approx. 6.66 × 6.65 × 4.21 mm. The ring is currently a size 3.5, but should be resizable by a jeweler. Please note: the prongs were replaced. Asking $1,000 or best offer. PayPal or Venmo preferred. Private seller, so all sales are final/no returns. Serious buyers only. Email: ts.prakasa@gmail.com
Lab-Created Center
August 2, 2026
$1,000
Resized to a 5. Stunning IGI-certified lab-grown diamond bridal set purchased in 2023. Features a 3.27 ct emerald-cut center diamond (D color, VS2 clarity) with Excellent polish and symmetry and no fluorescence. Set in 14K white gold with a matching 0.98 ct lab-grown diamond wedding band. Ring size 7. Original purchase receipt and IGI certificate included. Originally purchased from Le Danni Fine Jewelers for over $12,000. The ring is in excellent condition and has been well cared for. Feel free to message with any questions or for additional photos.
Lab-Created Center
July 31, 2026
$5,195
Beautiful 4.01 ct IGI Certified Lab-Grown Emerald Cut Diamond Engagement Ring Size 5.5 Included with wedding band mold, Original IGI Diamond Report, Insurance appraisal, Ring box.
Lab-Created Center
July 28, 2026
$5,995
Captivating Pink Brilliance Make an unforgettable impression with this spectacular Fancy Vivid Pink Round Brilliant Ring. Featuring a substantial 2.04 CT lab-grown center stone, this ring captures the romantic essence of the world’s rarest pink diamonds. Set in high-quality 10KT solid gold, it offers a luxurious look with a focus on ethical sustainability and modern craftsmanship. Detailed Specifications Stone Type -> Lab-Grown Diamond (CVD/HPHT) Metal Purity -> 10KT Solid Gold Total Carat Weight (TCW) -> 2.47 CT Center Stone Weight -> 2.04 CT Center Stone Color -> Fancy Vivid Pink Center Stone Shape -> Round Brilliant Side Stones Weight -> 0.43 CT Total Item Weight -> 3.04 Grams Net Gold Weight -> 2.546 Grams Pure Gold Content -> 1.07 Grams Ring Size -> US/CAN- 8 UK/AUS-P EU-57 IND-14 Product Highlights Exceptional Color Intensity: The "Fancy Vivid" grade ensures a deep, saturated pink that stands out from across the room. Eco-Conscious Luxury: 100% Lab-Grown diamonds are conflict-free, ethical, and chemically identical to mined diamonds. Bold Proportions: With a 2+ carat center stone and a nearly 2.5 total carat weight, this is a true statement piece. Daily Durability: 10KT gold is chosen for its strength and resistance to daily wear and tear, keeping your stones secure.
Lab-Created Center
July 27, 2026
$1,111
Radiant Pink Perfection Capture the spotlight with this stunning 2.07 CT Fancy Vivid Pink Round Brilliant center stone. This lab-grown diamond offers the rare, breathtaking blush of a natural pink diamond with a fraction of the environmental impact. Set in solid 10KT gold and accented by a halo or pavé of side stones, this ring is the definition of modern glamour. Detailed Specifications Stone Type -> Lab-Grown Diamond (Eco-Friendly) Metal Purity -> 10KT Solid Gold Total Carat Weight (TCW) -> 2.60 CT Center Stone Weight -> 2.07 CT Center Stone Shape -> Round Brilliant Cut Center Stone Color -> Fancy Vivid Pink Side Stones Weight -> 0.53 CT Total Item Weight -> 3.41 Grams Net Gold Weight -> 2.89 Grams Pure Gold Content -> 1.214 Grams Ring Size -> US/CAN- 8 UK/AUS-P EU-57 IND-14 Why This Ring Stands Out Exceptional Color: "Fancy Vivid Pink" is the highest color intensity, providing a deep, romantic glow that mimics the world's rarest diamonds. Significant Presence: With a total weight of 2.60 CT, this ring offers a bold, luxurious look on any finger. Sustainable & Ethical: 100% conflict-free and ethically manufactured lab-grown diamonds. Durable 10KT Gold: Selected for its superior hardness and resistance to scratches, making it ideal for daily wear.
Lab-Created Center
July 27, 2026
$1,051
The Timeless Brilliance of Blue Experience the perfect blend of classic style and extraordinary color. This ring features a magnificent 1.01 CT Round Brilliant Lab-Grown Diamond in a "Fancy Vivid Blue" hue. Surrounded by shimmering side stones and set in polished 14KT gold, it’s a modern masterpiece designed for those who want a sustainable alternative to mined stones. Detailed Specifications : Stone Type -> Lab-Grown Diamond (Conflict-Free) Metal Purity -> 14KT Solid Gold Total Carat Weight (TCW) -> 1.27 CT Center Stone Weight -> 1.01 CT Center Stone Shape -> Round Brilliant Cut Center Stone Color -> Fancy Vivid Blue Side Stones Weight -> 0.26 CT Gross Weight -> 2.40 Grams Net Gold Weight -> 2.146 Grams Pure Gold Content -> 1.277 Grams Ring Size -> US/CAN- 8 UK/AUS-(O-P) EU-56.5 IND-13.5 Product Highlights Iconic Round Cut: The round brilliant cut is engineered for maximum light return, making the vivid blue color truly pop. 100% Sustainable: Lab-grown diamonds are chemically and physically identical to mined diamonds but with a smaller environmental footprint. Solid 14KT Gold: Crafted with high-quality 14KT gold for the perfect balance of purity and daily durability. Ready for Any Occasion: An ideal choice for a unique engagement ring, a September birthstone gift, or a luxury anniversary present.
Lab-Created Center
July 27, 2026
$901
Product Overview Elevate your jewelry collection with this breathtaking Fancy Vivid Blue Pear-Cut Diamond Ring. Featuring a stunning 1.03 CT center stone and accented by sparkling side diamonds, this 14KT gold piece combines modern elegance with timeless sophistication. Specifications : Feature -> Details Metal Purity -> 14KT Solid Gold Total Carat Weight (TCW) -> 1.30 CT Center Stone Weight -> 1.03 CT Center Stone Shape -> Pear Brilliant Cut Center Stone Color -> Fancy Vivid Blue Side Stones Weight -> 0.27 CT Total Item Weight -> 2.14 Grams Net Gold Weight -> 1.88 Grams Pure Gold Content -> 1.119 Grams (Fine Gold Equivalent) Ring Size -> US/CAN- 7.5 UK/AUS-O EU-56 IND-13 Key Features Vibrant Color: The "Fancy Vivid Blue" hue offers a rare and luxurious aesthetic. High-Quality Craftsmanship: Hand-set in durable 14KT gold for a lifetime of wear. Unique Silhouette: The pear shape provides a flattering, elongated look on the finger. Versatile Luxury: Perfect as a unique engagement ring, anniversary gift, or statement cocktail piece.
Lab-Created Center
July 27, 2026
$851
Materials: 18K Gold Ring Size: 6.25 Hallmarks: 18Kt Total Weight (grams): 2.80 Primary Stone(s) Type: Lab Grown Diamond Primary Stone(s) Shape: Pear Brilliant Cut Primary Stone(s) Dimensions: 12.30 × 8.17 × 5.16 mm Total Primary Stone(s) Carat Weight: 3.09 ct Primary Stone(s) Color Grade: E Primary Stone(s) Clarity Grade: VS1
Lab-Created Center
July 26, 2026
$1,000
1.94 CT IGI Certified Lab-Grown Diamond Engagement Ring – 14K Yellow Gold – D Color – Ideal Cut Description For sale is a beautiful IGI Certified lab-grown diamond engagement ring set in 14K yellow gold. The ring is in excellent condition and has exceptional brilliance and sparkle. Diamond Specifications: * Diamond Type: Lab-Grown * Shape: Round Brilliant * Carat Weight: 1.94 Carats * Color: D (Colorless) * Clarity: SI2 * Cut Grade: Ideal * Certification: IGI Certified * IGI Report #: 716753270109 Ring Details: * Metal: 14K Yellow Gold * Style: Solitaire Engagement Ring * Condition: Excellent This ring is perfect for someone looking for a stunning, nearly 2-carat diamond at a fraction of retail price. The IGI certification verifies the diamond’s quality and authenticity.
Lab-Created Center
July 24, 2026
$2,000
Gorgeous 2.41 hand picked Emerald cut diamond (F/VS1) set in a white gold .25 diamond halo with a yellow gold band - size 5 3/4. In addition, it comes with a full 1 carat 14k yellow gold enhancer ring. - size 6. This set is absolutely breathtaking. Pictures do not do it justice.
Lab-Created Center
July 23, 2026
$3,700
This is a stunning custom-made ring featuring an IGI Certified 4.50 carat Fancy Vivid Pink lab-grown diamond in a radiant (cut-cornered rectangular modified brilliant) cut. The diamond is set in a classic 14K yellow gold setting that beautifully complements the vibrant pink color. The ring was custom assembled using a professionally sourced IGI-certified diamond and was set by a local jeweler. It has been well cared for and is in excellent condition. Diamond Details • Carat Weight: 4.50 ct • Shape: Radiant (Cut-Cornered Rectangular Modified Brilliant) • Color: Fancy Vivid Pink • Clarity: VS1 • Certification: IGI (Report #LG668407112) • Origin: Lab Grown Ring Details • 14K Yellow Gold • Ring Size: 4 (can be adjusted by jeweler) • Professionally set by a local jewelry store • Includes the original IGI grading report • Includes the jewelry appraisal Asking Price: $4,500 OBO
Lab-Created Center
July 21, 2026
$4,500
Beautiful Brilliant Earth bridal set featuring a timeless oval solitaire engagement ring and matching platinum wedding band. The ring has been gently worn and well cared for and includes the original IGI diamond grading report. Engagement Ring Brand: Brilliant Earth Metal: Platinum Style: Four-Prong Petite Comfort Fit Ring Size: 4 (originally size 4.5, professionally resized) Diamond: Lab-Grown Oval Carat Weight: 1.42 ct Color: G Clarity: VVS2 Cut: Very Good Measurements: 9.07 × 6.49 × 3.76 mm Certification: IGI (Report #LG11670311) Wedding Band Brand: Brilliant Earth Metal: Platinum Style: Petite Comfort Fit Wedding Ring Ring Size: 4 Included Engagement ring Matching wedding band Original IGI diamond grading report Original Brilliant Earth documentation (if applicable) This is a classic, elegant bridal set that would make a beautiful engagement ring at a significant savings compared to purchasing new.
Lab-Created Center
July 20, 2026
$1,999
•3 CT center emerald •Diamond Color: F (Colorless / High Quality) •Diamond Clarity: VS (2) Very Slightly Included - completely eye-clean Total Number of Diamonds: 35 lab-created diamonds Center stone + pavé accents Excellent condition
Lab-Created Center
July 20, 2026
$3,350
Barely worn, bought 2 rings and find I wear the round diamond ring more. Selling this to fund another project. $1200 usd plus shipping. I live near the Canada US border so I can ship from either country.
Lab-Created Center
July 17, 2026
$1,200
https://imgur.com/a/XBxV3qn https://api.igi.org/viewpdf.php?r=LG547264955 This is a beautiful diamond and setting. The setting is Whiteflash Elegant solitaire setting in 14k white gold with claw prongs size 9.5 sizeable by your jeweler. The stone is an HPHT heart and arrows round stone that is H VVS2 2.53 ct and stunning. I bought this stone from Frank Darling. The stone and setting were over $3500, so my loss is your gain. Asking $1300 shipped , PayPal friends and family. No returns, I am just a girl cleaning out the jewelry box. I have found I am not a round girl, or a solitaire girl. It is a stunning ring and stone, so it needs to be appreciated. I am not a good photographer. I will take any pics or videos you would like, just let me know and I will do my best. Again, this is a final sale, no returns. I will ship insured usps signature required. I will only sell to US and ship US as well. I am a long time member of pricescope and have sold several pieces here on loupe troop.
Lab-Created Center
July 17, 2026
$1,300
2.53 Carat Lab Diamond Emerald Cut Color: D Clarity: VVS2 Polish: Very Good Symmetry: Excellent Ring Size: 5.75 Blue Nile Platinum Petite Solitaire Ring Valued at $1,330 GIA Certified Nov 2023 Purchased May 2024 All paperwork and box included Email: jkohn37@gmail.com
Lab-Created Center
July 14, 2026
$3,250
I'm selling a lab-grown diamond engagement ring that I purchased in October 2025. It was never used for a proposal nor worn, and has remained in its original packaging. This beautiful, brand new ring is ready for its first proposal! Please send me a message with serious requests, additional or would like additional photos. Specific Details of the purchase are below. Item Details: 1.04 ct lab-grown diamond, Round Brilliant cut, E color, VVS2 clarity, 14K white gold setting, Ring size US 6 Source: Rare Carat Selling Price: $700 (or best reasonable offer) Shipping Cost & Method: Insured, two-day shipping provided (overnight at cost of purchaser). Willing to use the purchaser's preferred shipping method (USPS, UPS, FedEx, etc.) What is Included: Proposal box, packaging, certificate of purchase, IGI Report, Sizing kit Condition of the Item: Brand new, never worn, never used in proposal, Rare Carat provides reasonable resizing options for customers
Lab-Created Center
July 9, 2026
$700
Item Details: Lab Diamond 2.01ct E VS1 Pear 14k White Gold Ring Size US 5.5, with hidden halo, half infinity band and infinity symbol under main setting. Purchased for $3,000. Source: Y&V Jewelry in Burlington, NJ, USA. Selling Price: $2,500 OBO. Shipping Cost & Method: Free, USPS. What is Included: Ring, illuminating box, and IGI certificate. Condition of the Item: Ring was well kept for 1.5 years, taken off when lotions and soaps were used and at night.
Lab-Created Center
July 6, 2026
$2,400
Item Details: 3.32 ct E VS1 Marquise set in 14k Yellow gold. The underside features two cut outs for birthstones to be set in. Currently a Sapphire and Topaz are set in the underside. I paid $7200 Source: Custom designed by me and made by Mednikow Jewelers Selling Price: $1500 Shipping Cost & Method: Free Shipping via FedEX What is Included: IGI paperwork, Box, Appraisal for insurance Condition of the Item: Designed in Nov of 2023, Made in early 2024, worn for less than 10 months, Sitting in a safe ever since.
Lab-Created Center
June 26, 2026
$1,500