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

Next Auction Begins Sunday 11/9/25

Fine Jewelry

Lab Grown Diamond Jewelry

Lot: 3867075
Experience unmatched brilliance with this exquisite 3.04 carat lab-grown diamond. Fancy Vivid Green and VVS2 clarity for near-flawless purity, this loose stone is expertly cut to maximize fire and sparkle. Ethically created and visually stunning, it's the perfect centerpiece for a custom engagement ring or fine jewelry investment. IGI Certified.
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Lot: 3867458
Certified brand new 14k white gold diamond tennis bracelet . It has 10.00 carats of all lab grown round brilliant cut diamonds set in prongs.  Diamonds are d-e in color and vs in clarity. There is a total of 40 round brilliant cut diamonds. Length of bracelet is 7 inches. It has a tab insert lock with two security locks. Gold weight is 12.0 grams. Stamped 14k.  Please note that diamonds are lab grown. It is brand new from a jewelry store display-never worn. Certified by c.G.L.
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Lot: 3867461
CERTIFIED BRAND NEW 14K WHITE GOLD DIAMOND STUDS WITH OVER 10.00 CARATS IN TOTAL WEIGHT. BOTH DIAMOND ARE LAB GROWN. ONE DIAMOND IS 5.01 CARATS, IT IS E COLOR VVS2 CLARITY, SECOND DIAMOND E COLOR VS1 CLARITY. A MATCHING PAIR SET IN 4 PRONGS EACH. BRAND NEW FROM JEWELRY STORE DISPLAY-NEVER WORN. BOTH DIAMONDS ARE CERTIFIY BY I.G.I
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Lot: 3867467
Certified brand new 14k yellow gold ladies diamond engagement ring. It has a large 5.09 carat lab grown pear shaped diamond set in center. It is f color and vs1 clarity. Side diamonds are tapered baguette totaling 0.84 carat. These diamonds are d-e color and vvs clarity. Total weight of all  diamonds is 5.93 carats. All diamonds are lab grown. Ring is size 5.5- can easily get resized by your local jeweler. Gold weight is 5.0 grams. Certified by e.G. Labs, certificate #j50842739ua. Brand new from jewelry store display-never worn.
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Lot: 3867707
FROST YOUR WRIST WITH THIS 7.20 CARATS , (CONSISTING OF 46) CONFLICT FREE LABORATORY GROWN ROUND BRILLIANT CUT DIAMOND TENNIS BRACELET IN 14K WHITE GOLD. GLITTERING ROUND BRILLIANT CUT DIAMONDS ARE NEAR COLOR-LESS (F-G) AND VVS2- VS1 CLARITY. BRACELET IS 7" LONG AND CAN EASILY BE RESIZED BY YOUR LOCAL JEWELER. BRACELET FEATUTES A COOL GLOSSY 14K WHITE GOLD PRONG SETTING ACCENTUATES THESE GORGEOUS DIAMONDS. THE GOLD WEIGHS 10.5 GRAMS. BRACELET ALSO FEATURES A NICE AND TIGHT DOUBLE LOCK, ENSURING SECURITY WHICH IS WHAT YOU WILL BE LOOKING FOR IN A LUXURY ITEM. PERFECT STAPLE PIECE THAT IS EXTREMELY CLEAN TO THE NAKED EYE, TO ACCENTUATE YOUR ALREADY EXISTING BEAUTY.
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Lot: 3867326
This stunning 14K white gold bracelet features 47 brilliant round-cut diamonds, totaling 2.75 carats, set in a classic prong setting. The diamonds boast an exceptional E-F color grade and VS1-VS2 clarity, radiating remarkable brilliance. Measuring 8 inches in length and weighing 16 grams, the bracelet is secured with a butterfly wing clasp for elegance and functionality. Stamped 14K.
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Lot: 3867462
I.G.I CERTIFIED 5.03  CARAT LAB GROWN LOOSE DIAMOND. IT IS ROUND BRILLIANT CUT, CLARITY IS VS1 AND THE COLOR IS E . IT IS IDEAL CUT. WOULD BE PERFECT FOR AN ENGAGEMENT RING. CERTIFIED BY I.G.I , CERTIFICATE #LG680520142 . IT HAS LASER INSCRIPTION ON THE DIAMOND. CHECK ALL INFO ON THE CERTIFICATE. CAN BE VERIFIED AT: WWW.IGI.ORG
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Lot: 3867054
Magnificent IGI certified 5.01 ctw VVS2 lab grown fancy pink round diamond
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Lot: 3867346
I.G.I CERTIFIED LOOSE DIAMOND -  LAB GROWN 6.10 CARAT OVAL CUT. IT IS E COLOR VS1 CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I, CERTIFICATE #LG706508270. CAN BE VERIFIED AT WWW.IGI.ORG
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Lot: 3867460
IGI CERTIFIED 5.03 CARAT LAB GROWN LOOSE DIAMOND. IT IS OVAL CUT, CLARITY IS VS1 AND THE COLOR IS F . WOULD BE PERFECT FOR AN ENGAGEMENT RING. CERTIFIED BY IGI CERTIFICATE #LG671495556 . IT HAS LASER INSCRIPTION ON THE DIAMOND. CHECK ALL INFO ON THE CERTIFICATE. CAN BE VERIFIED AT: WWW.IGI.ORG
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Lot: 3867463
I.G.I. Certified 5.00 Carats Lab Grown Round Brilliant Cut Diamond. Would Be Perfect For An Engagement Ring. Color Is E Clarity Is Vs . Cut Grade Is Excellent
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Lot: 3867058
Dazzling 14K Gold Lab-Grown Diamond Bracelet. 4.35ctw F, VVS1 lab grown diamond with 14k gold Bracelet. Total of 26 diamonds. Size 7"
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Lot: 3867068
Elevate your style with this stunning 14K gold necklace.7 diamonds total of 2.26ctw F, VVS1 with 14k gold and 18" pendent
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Lot: 3867071
Dazzling 14K Gold Lab-Grown Diamond Bracelet. 4.08ctw F, VVS1 lab grown diamond with 14k gold Bracelet. Total of 26 diamonds. Size 7"
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Lot: 3867465
Loose Diamond - I.G.I. Certified Lab Grown 5.00 Carat Princess. It Is E-f Color Vs Clarity. Can Be Used For An Engagement Ring Or Pendant. Comes Certified By I.G.I.
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Lot: 3867057
Exquisite 14K Gold Lab-Grown Diamond Necklace – Timeless Elegance. 1.24 ctw F, VVS1 lab grown diamond with 20 small diamonds total of 0.10ctw with 18" 14k gold pendent
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Lot: 3867067
Elevate your style with this stunning 14K gold necklace.2 diamonds total of 1.72ctw F, VVS1 with 14k gold and 18" pendent
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Lot: 3867055
Featuring a very fine quality lab-grown diamond. Crafted for brilliance and sustainability, this piece:Total of 5 diamonds 1.75ctw F, VVS1 lab grown diamond with 18" 14k gold pendent
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Lot: 3867464
LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 3.00 CARAT EMERALD CUT. IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I
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Lot: 3867348
I.G.I CERTIFIED 1.77 CARAT LAB GROWN LOOSE DIAMOND. IT IS ROUND BRILLIANT CUT , CLARITY IS VS1 AND THE COLOR IS E . WOULD BE PERFECT FOR AN ENGAGEMENT RING. CERTIFIED BY I.G.I , CERTIFICATE #LG728510748. CAN BE VERIFIED AT WWW.IGI.ORG . IT HAS LASER INSCRIPTION ON THE DIAMOND.
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Lot: 3867073
This exquisite 14K gold earrings, featuring very fine quality lab-grown diamonds with F color and VVS1 clarity with total of 1.14ctw diamond
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Lot: 3867070
This exquisite 14K gold earrings, featuring very fine quality lab-grown diamonds with F color and VVS1 clarity with total of 1.43ctw diamond
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Lot: 3867062
Stunning 14K Gold Lab-Grown Diamond Earrings – Exceptional 1.90 CT
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Lot: 3867064
Expertly crafted for exceptional sparkle and ethical elegance. Total of 1.16ctw F, VVS1 lab grown diamond with 14k gold ring. size 7
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Lot: 3867466
LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 3.50 CARAT CUSHION CUT. IT IS E-F COLOR VS CLARITY. CAN BE USED FOR AN ENGAGEMENT RING OR PENDANT. COMES CERTIFIED BY I.G.I
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