Lab Diamonds Jewelry | Fine Jewelry | US Auction Brokers - U.S. Auction Brokers

Fine Jewelry

Lab Grown Diamond Jewelry

14K White Gold Round Brilliant Cut Tennis Lab Diamond Bracelet
Lot 3940508:
This stunning 14K white gold bracelet showcases an impressive total weight of 11.50 carats, with 47 brilliant lab-grown diamonds of E-F color and VS1-VS2 clarity. Each diamond is meticulously secured in a four-prong setting, creating a continuous sparkle around the entire 7-inch bracelet. Weighing 12.2 grams, this piece exemplifies exceptional craftsmanship and attention to detail. Stamped with 14K
Current Bid:
Magnificent 18KT Yellow Gold 2.10 Carat Certified Fancy Vivid Yellow Lab Diamond Ring
Lot 3940558:

This is a Magnificent Cut Corner Rectangular Modified Brilliant Cut 2.10 Carat Fancy Vivid Yellow Certified Lab Diamond Ring. This ring is set in 18KT Yellow Gold with Natural Diamonds . VS1. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Incredible 7.09 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3940564:
Incredible 7.09 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 7.09 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 8.01 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
Superb Platinum 2.50 Carat Certified Lab Diamond Ring
Lot 3939767:

This is a Superb Round Brilliant Cut Fancy Vivid Blue 2.50 Carat Certified Lab Diamond Ring. This ring is set in Platinum with 8 Natural Diamonds weighing 1.0 CTTW. VS1. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent 18KT White Gold 2.30 Carat Certified Fancy Vivid Pink Lab Diamond Ring
Lot 3940569:

This is a Magnificent 2.30 Ct. Oval Modified Brilliant Cut Fancy Vivid Pink Certified Lab Diamond Ring. This ring is set in 18KT White Gold with .57 CTTW Natural Round Brilliant Cut and Baguette Diamonds. VS1. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent Certified Round Brilliant Cut Lab Diamond - 5.5 Carats
Lot 3940434:
Magnificent Certified Round Brilliant Cut Lab Diamond - 5.5 Carats. F/VS2. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Unbelievable Certified Emerald Cut Lab Diamond - 5.57 Carats
Lot 3940591:
Unbelievable Certified Emerald Cut Lab Diamond - 5.57 Carats. G/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Very High Quality Certified Emerald Cut Lab Diamond - 4.4 Carats
Lot 3939749:
Very High Quality Certified Emerald Cut Lab Diamond - 4.4 Carats. G/VS2. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Stunning 4.45 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3940563:
Stunning 4.45 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 4.45 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 6.73 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
Stunning 2.76 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3939772:
Stunning 2.76 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 2.76 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 5.33 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
Incredible 4.74 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3940565:
Incredible 4.74 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 4.74 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 6.48 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
Stunning 2.76 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3939766:
Stunning 2.76 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 2.76 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 5.33 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
Unbelievable Certified Princess Cut Lab Diamond - 5.7 Carats
Lot 3940432:
Unbelievable Certified Princess Cut Lab Diamond - 5.7 Carats. F/VVS2. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Unbelievable Certified Cut Corner Rectangular Modified Brilliant Cut Lab Diamond - 6.32 Carats
Lot 3940433:
Unbelievable Certified Cut Corner Rectangular Modified Brilliant Cut Lab Diamond - 6.32 Carats. F/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
I.G.I CERTIFIED 5.00 CARAT OVAL CUT DIAMOND
Lot 3940529:

LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 5.00 CARAT OVAL SHAPED . IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I

Current Bid:
5.00 CARATS MARQUISE CUT DIAMOND CERTIFIED
Lot 3940548:

LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 5.00 CARAT MARQUISE CUT . IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I

Current Bid:
4.08ctw F, VVS1 lab grown diamond with 14k gold Bracelet
Lot 3939762:

Dazzling 14K Gold Lab-Grown Diamond Bracelet. 4.08ctw F, VVS1 lab grown diamond with 14k gold Bracelet. Total of 26 diamonds. Size 7"

Current Bid:
6.00 CARATS OVAL CUT LOOSE DIAMOND
Lot 3940532:

LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 6.00 CARAT OVAL CUT. IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I

Current Bid:
Certified Yellow Gold Blue Lab Diamond Pendant
Lot 3940590:

Certified Yellow Gold Blue Lab Diamond Pendant. .302 grams and .25cts

Current Bid:
Magnificent High quality  Lab Diamond Octagonal Modified Brilliant Cut, 2.51 CT, VS2/E
Lot 3940597:

Magnificent High quality Lab Diamond Octagonal Modified Brilliant Cut, 2.51 CT, VS2/E. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent High quality  Lab Diamond Cushion Brilliant Cut, 2.09 CT, VS1/E
Lot 3940598:

Magnificent High quality Lab Diamond Cushion Brilliant Cut, 2.09 CT, VS1/E. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent Certified Emerald Cut Lab Diamond - 5.09 Carats
Lot 3940593:
Magnificent Certified Emerald Cut Lab Diamond - 5.09 Carats. F/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Very Fine Certified Princess Cut Lab Diamond - 4.46 Carats
Lot 3940592:
Very Fine Certified Princess Cut Lab Diamond - 4.46 Carats. G/VS2. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Incredible 3.44 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1
Lot 3940561:
Incredible 3.44 CTTW Colorless Conflict Free Lab Diamond Tennis Bracelet in 14KT Gold, VS1 - Elegant and timeless, this conflict free 14kt white gold lab diamond tennis bracelet features an impressive 3.44 CTTW of round brilliant cut colorless lab diamonds. D/E/F, VS1. With a gold weight of 6.38 grams, this bracelet offers a refined balance of brilliance, sophistication, and everyday wearability. The bright white gold setting enhances the fire and beauty of the diamonds, creating a luxurious look that transitions effortlessly from day to evening. A beautiful addition to any fine jewelry collection.
Current Bid:
14kt White gold lab grown 0.65ct emerald cut in halo engagement ring
Lot 3940210:

14kt White gold lab grown diamond approximate 0.65ct emerald cut in halo engagement ring. The total weight of the ring is 3.10 grams. Ring size 5".

Current Bid:
Remarkable CertifiedPrincess Cut Lab Diamond - 2.08 Carats
Lot 3939754:
Remarkable Certified 2.08 Carat Princess Cut Lab Diamond. E/VS2. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Magnificent High quality  Lab Diamond Cushion Brilliant Cut, 1.33 CT, VS2/E
Lot 3940599:

Magnificent High quality Lab Diamond Cushion Brilliant Cut, 1.33 CT, VS2/E. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Very High Quality I.G.I. Certified Fancy Yellow Lab Diamond - 2.52 Carats, Cut Corner Rectangular Mo
Lot 3939773:

This is a Very High Quality Cut Corner Rectangular Modified Brilliant Cut 2.52 Carat Fancy Yellow Lab Diamond, VS2. Each stone is IGI certified for quality and authenticity.

Current Bid:
Certified Yellow Gold Lab Diamond Pendant
Lot 3940428:

Certified Yellow Gold Lab Diamond Pendant. .417 grams and .40cts

Current Bid:
Magnificent High quality  Lab Diamond Oval Brilliant Cut, 1.75 CT, VS2/F
Lot 3939753:

Magnificent High quality Lab Diamond Oval Brilliant Cut, 1.75 CT, VS2/F. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent I.G.I. Certified Lab Diamond - 2.05 Carats, Cut Corner Rectangular Modified Brilliant Cu
Lot 3940566:
This is a Magnificent Cut Corner Rectangular Modified Brilliant Cut 2.05 Carat Fancy Vivid Pink Lab Diamond, VS1. Each stone is IGI certified for quality and authenticity.
Current Bid:
Certified Yellow Gold Pink Lab Diamond Pendant
Lot 3940426:

Certified Yellow Gold Pink Lab Diamond Pendant. .276 grams and .25cts

Current Bid:
Certified Yellow Gold Blue Lab Diamond Pendant
Lot 3939748:

Certified Yellow Gold Blue Lab Diamond Pendant. .391 grams and .3cts

Current Bid:
Magnificent High quality  Lab Diamond Cushion Modified Brilliant Cut, 1 CT, VS1/F
Lot 3940596:

Magnificent High quality Lab Diamond Cushion Modified Brilliant Cut, 1 CT, VS1/F. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
Magnificent High quality  Lab Diamond Cushion Brilliant Cut, 1.33 CT, VS2/F
Lot 3939752:

Magnificent High quality Lab Diamond Cushion Brilliant Cut, 1.33 CT, VS2/F. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.

Current Bid:
MARQUISE CUT DIAMOND 3.50 CARAT. I.G.I CERTIFIED
Lot 3940550:

I.G.I CERTIFIED 3.50 CARAT MARQUISE CUT DIAMOND. IT IS LAB GROWN. COLOR IS E-F , CLARITY IS VS. WOULD BE PERFECT FOR AN ENGAGEMENT RING OR PENDANT. COMES WITH I.G.I CERTIFICATION

Current Bid:
14K gold with 1.35 ctw D, VVS1 lab grown diamond ring
Lot 3940587:
14K gold with 1.35 ctw D, VVS1 lab grown diamond ring, size: 6.5
Current Bid:
I.G.I CERTIFIED 4.00 CARAT LOOSE DIAMOND ROUND BRILLIANT CUT
Lot 3940531:

I.G.I CERTIFIED LOOSE DIAMOND -  LAB GROWN 4.00 CARAT ROUND BRILLIANT CUT. IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. 

Current Bid:
Very High Quality Cushion Modified Brilliant Cut Lab Diamond - 2.02 Carats
Lot 3940595:
Very High Quality Certified 2.02 Carat Cushion Modified Brilliant Cut Lab Diamond. F/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Remarkable CertifiedCushion Modified Brilliant Cut Lab Diamond - 2.05 Carats
Lot 3939755:
Remarkable Certified 2.05 Carat Cushion Modified Brilliant Cut Lab Diamond. F/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid:
Magnificent I.G.I. Certified Lab Diamond, 2.06 Carats, Cut Corner Rectangular Modified Brilliant Cut
Lot 3940567:
This is a Magnificent Cut Corner Rectangular Modified Brilliant Cut 2.06 Carat Fancy Vivid Yellow Lab Diamond, VVS2. Each stone is IGI certified for quality and authenticity.
Current Bid:
I.G.I CERTIFIED 3.50 CARAT EMERALD CUT DIAMOND
Lot 3940549:

I.G.I CERTIFIED 3.50 CARAT EMERALD CUT DIAMOND. IT IS LAB GROWN. COLOR IS E-F , CLARITY IS VS. WOULD BE PERFECT FOR AN ENGAGEMENT RING OR PENDANT. COMES WITH I.G.I CERTIFICATION

Current Bid:
Magnificent 14K gold +5Ctw F, VVS1 lab grown diamond bracelet
Lot 3940430:

Magnificent 14K gold +5Ctw F, VVS1 lab grown diamond bracelet with a Sapphire, size: 7 inches

Current Bid:
Certified Yellow Gold Lab Diamond Pendant
Lot 3940589:

Certified Yellow Gold Lab Diamond Pendant. .272 grams and .3cts

Current Bid:
4.00 CARATS EMERALD CUT LAB GROWN DIAMOND CERTIFIRD BY I.G.I
Lot 3940530:

I.G.I CERTIFIED LOOSE DIAMOND -  LAB GROWN 4.00 CARAT EMERALD CUT. IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. 

Current Bid:
Superb I.G.I. Certified Lab Diamond - 2.07 Carats, Cut Corner Rectangular Modified Brilliant Cut
Lot 3940568:
This is a Superb Cut Corner Rectangular Modified Brilliant Cut 2.07 Carat Fancy Vivid Yellow Lab Diamond, VS1. Each stone is IGI certified for quality and authenticity.
Current Bid:
IGI Certified 1.51 Carat Lab Grown Diamond
Lot 3939750:
IGI Certified 1.51 Carat Lab-Grown Diamond showcasing exceptional brilliance and precision. Graded E color and VS1 clarity, this exquisite diamond exhibits remarkable sparkle, fire, and transparency. Expertly cut to highlight its radiance, it embodies both modern innovation and timeless beauty. Accompanied by an official IGI Certificate verifying its superior quality and craftsmanship.
Current Bid:
Unbelievable Emerald Cut Lab Diamond - 3.09 Carats
Lot 3940594:
Unbelievable Certified 3.09 Carat Emerald Cut Lab Diamond. F/VS1. Elevate your jewelry design with this stunning loose lab-grown diamond. Expertly crafted using cutting-edge technology, this ethically sourced gemstone showcases a vibrant hue that rivals nature’s finest. With exceptional clarity, each stone is IGI certified for quality and authenticity.
Current Bid: