Certified Jewelry | Fine Jewelry | US Auction Brokers - U.S. Auction Brokers

Certified Jewelry

Luxury Jewelry

Certified 3.42 CTTW F/I2 Natural Diamond Ring
Lot 3965304:

Certified 14k white gold diamond engagement ring. It has all natural (not lab grown) round brilliant cut diamonds with a total weight of 3.42 carats. Center diamond is 2.12 carat set in 4 prongs, it is f color and i2 clarity. Side diamonds total 1.30 carats, they are e-f color and vs-si clarity. All diamonds are 100% natural. Ring size is 6.5-can easily get resized by your local jeweler. Gold weight is 6.3 grams. Stamped 14k. In mint condition-never worn. The perfect enagagement ring. Certified by C.G.L, certificate #2071635146182766. Can be verified at cgl-labs.Com

Current Bid:
GIA Certified 3.87CTW Earth Mined Diamond Ring
Lot 3964242:
Stunning custom 3.87CTW Earth Mined GIA Certified Diamond Ring crafted in yellow gold.
 
Center Diamond Carat Weight: 3.02ct Earth Mined
Center Diamond Cut: Elongated Princess Cut
Center Diamond Color: I
Center Diamond Clarity: SI2
Side Diamonds: .85CTW Earth Mined Round Brilliant cut
Certification: GIA: 5232439095
Metal: 14k Yellow Gold 
Stamped: "14k"
Ring Size: 8.75 - can be sized
Weight: 7.3 Grams
Current Bid:
6.08 Carats Remarkable Certified Emerald Cut Lab Diamond
Lot 3962023:

Remarkable Certified Emerald Cut Lab Diamond - 6.08 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, this stone is IGI certified for quality and authenticity.

Current Bid:
Unbelievable Certified Emerald Cut Lab Diamond - 5.57 Carats
Lot 3962025:
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:
Superb I.G.I. Certified Lab Diamond - 2.55 Carats, Cut Corner Rectangular Modified Brilliant Cut
Lot 3962759:
This is a Superb Cut Corner Rectangular Modified Brilliant Cut 2.55 Carat Fancy Vivid Pink Lab Diamond, VS1. Each stone is IGI certified for quality and authenticity.
Current Bid:
Superb I.G.I. Certified Lab Diamond - 5.01 Carats, VS2, Fancy Yellow Oval Modified Brilliant Cut
Lot 3962030:
This is a Superb Oval Modified Brilliant Cut 5.01 Carat Fancy Intense Yellow Lab Diamond, VS2. Each stone is IGI certified for quality and authenticity.
Current Bid:
Magnificent Certified Oval Brilliant Cut Lab Diamond - 5.15 Carats
Lot 3962026:
Magnificent Certified Oval Brilliant Cut Lab Diamond - 5.15 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:
I.G.I CERTIFIED BRAND NEW 5.00 CARAT DIAMOND ENGAGEMENT RING
Lot 3965306:

I.G.I CERTIFIED BRAND NEW 14K WHITE GOLD LADIES DIAMOND ENGAGEMENT RING. IT HAS A 5.00 CARATS LAB GROWN EMERALD CUT DIAMOND. IT IS E COLOR AND VS1 CLARITY. CERTIFIED BY I.G.I, RING SIZE IS 6-AN EASILY GET RESIZED BY YOUR LOCAL JEWELER. STAMPED 14K. BRAND NEW FROM JEWELRY STORE DISPLAY-NEVER WORN

Current Bid:
Brilliant 3.04 CT Lab-Grown Diamond – Fancy Vivid Green Color, VVS2 Clarity. IGI Certified.
Lot 3962027:
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.
Current Bid:
Magnificent 18KT White Gold 2.30 Carat Certified Fancy Vivid Pink Lab Diamond Ring
Lot 3962028:

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 IGI certified  5.01 ctw VVS2 lab grown fancy pink round diamond
Lot 3962031:
Magnificent IGI certified 5.01 ctw VVS2 lab grown fancy pink round diamond
Current Bid:
Beautiful GIA Certified Fancy Light Yellow Diamond Ring in 14kt Solid Yellow Gold
Lot 3962022:

Beautiful GIA Certified Fancy Light Yellow Diamond Ring in 14kt Solid Yellow Gold. Features one 0.90 carat Fancy Light Yellow Diamond Center stone accented by additional diamonds on the band. Clarity VS2. Total weight of Ring = 4.00 Grams. Ring Size 8.25. Comes with GIA Cert.

Current Bid:
Remarkable Certified Square Emerald Cut Lab Diamond - 5.04 Carats
Lot 3962032:
Remarkable Certified Square Emerald Cut Lab Diamond - 5.04 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:
Remarkable Certified Cut Corner Rectangular Modified Brilliant Cut Lab Diamond - 5.68 Carats
Lot 3962034:
Remarkable Certified Cut Corner Rectangular Modified Brilliant Cut Lab Diamond - 5.68 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:
14k Gold Certified Lab Diamond Bracelet
Lot 3962012:

14k Gold Certified Lab Diamond Bracelet. 6.75 in long, total carat weight: 5.63 cts and Weight: 8.65g 

Current Bid:
MEN'S CERTIFIED BRAND NEW 14K GOLD DIAMOND RING / BAND
Lot 3965286:

MEN'S CERTIFIED BRAND NEW 14K YELLOW GOLD DIAMOND BAND / RING. IT HAS ALL NATURAL ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 0.50 CARAT. DIAMONDS ARE F-G COLOR AND VS CLARITY. BAND IS 10.8MM WIDE. SIZE IS 11.5- CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. GOLD WEIGHT IS 8.7 GRAMS. STAMPED 14K. IT IS BRAND NEW FROM JEWELRY STORE DISPLAY-NEVER WORN. CAN BE USED AS A WEDDING BAND. DIAMONDS ARE 100% NATURAL (NOT LAB CREATED). CERTIFIED BY C.G.L, CERTIFICATE #2006856332119710. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
CERTIFIED BRAND NEW 14K ITALIAN MADE YELLOW GOLD
Lot 3965289:

CERTIFIED BRAND NEW MADE IN ITALY 14K YELLOW GOLD AND DIAMOND RING. IT HAS ALL NATURAL (NOT LAB CREATED) ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 1.00 CARAT. DIAMONDS ARE E-F COLOR AND VS1 CLARITY. RING IS 12.6 MM IN DIAMETER AT TOP. SIZE IS 6.5-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. HAS A CUBAN LINK DESIGN.GOLD WEIGHT IS 7.7 GRAMS. STAMPED 14K ITALY. IT IS BRAND NEW FROM JEWELRY STORE DISPLAY-NEVER WORN. CERTIFIED BY C.G.L, CERTIFICATE #2007768610126522. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
Remarkable Platinum 3.02 Carat Certified Lab Diamond Ring
Lot 3962033:

This is a Remarkable Cushion Brilliant Cut 3.02 Carat Fancy Vivid Pink Certified Lab Diamond Ring. This ring is set in Platinum with 26 Natural Round Diamonds and 34 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:
CERTIFIED NATURAL PINK RED TOURMALINE
Lot 3965291:

CERTIFIED NATURAL HEART SHAPE PINK RED TOURMALINE. IT IS 1.14 CARAT. CLARITY IS CLEAN. CERTIFIED BY E.G.LABS, CERTIFICATE #G50858343IL. CAN BE VERIFIED AT EG-LABS.COM

Current Bid:
CERTIFIED LOOSE NATURAL MORGANITE 3.13 CARATS
Lot 3965293:

CERTIFIED 3.13 CARATS ROUND CUT MORGANITE CERTIFIED BY E.G.LABS .COLOR IS LIGHT PEACH CUT IS MODIFIED. CLARITY IS CLEAN. CERTIFICATE #G50852598IL. CAN BE VERIFIED AT WWW.EG-LABS.COM

Current Bid:
CERTIFIED 14K GOLD DIAMOND BAND
Lot 3965292:

CERTIFIED 14K YELLOW AND WHITE GOLD DIAMOND BAND / RING. IT HAS ALL NATURAL (NOT LAB GROWN) ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 1.50 CARAT. DIAMONDS ARE E-F COLOR AND VS CLARITY. THERE IS A TOTAL OF 5 ROUND BRILLIANT CUT DIAMONDS. BAND IS SIZE 5-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER.GOLD WEIGHT IS 4.8 GRAMS. IT IS IN MINT CONDITION-NEVER WORN. AN BE USED AS A WEDDING BAND OR ANNIVERSARY RING. CERTIFIED BY C.G.L, CERTIFICATE #2049830846155571. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
CERTIFIED NATURAL BLUE SAPPHIRE.
Lot 3965305:

CERTIFIED NATURAL BLUE SAPPHIRE. IT IS 2.46 CARATS. OVAL SHAPE. CLARITY IS CLEAN. CERTIFIED BY E.G.LABS. CERTIFICATE # G50855440IL.CAN BE VERIFIED AT WWW.EG-LABS.COM

Current Bid:
CERTIFIED 14K WHITE GOLD DIAMOND ETERNITY RING
Lot 3965294:

CERTIFIED 14K WHITE GOLD DIAMOND ETERNITY BAND. IT HAS ALL NATURAL (NOT LAB GROWN) ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 2.00 CARATS. DIAMONDS ARE E-F COLOR AND VS CLARITY. BAND IS SIZE 6-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. IT IS 8.2 MM WIDE. WEIGHT IS 9.3 GRAMS . STAMPED 14K. IT IS IN MINT CONDITION. CAN BE USED AS A WEDDING BAND OR ANNIVERSARY RING. CERTIFIED BY C.G.L, CERTIFICATE #2060445912136486. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
Very High Quality Platinum 2.68 Carat Certified Fancy Vivid Pink Lab Diamond Ring
Lot 3962029:

This is a Very High Quality Square Cushion Brilliant Cut 2.68 Ct. Fancy Vivid Pink Certified Lab Diamond Ring. This ring is set in Platinum flanked by two baguette diamonds. VS2. 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:
CERTIFIED BRAND NEW 18K WHITE GOLD DIAMOND ENGAGEMENT RING
Lot 3965287:

CERTIFIED BRAND NEW 18K WHITE GOLD DIAMOND ENGAGEMENT RING. IT HAS ROUND BRILLIANT CUT AND BAGUETTE CUT DIAMONDS WITH A TOTAL WEIGHT OF 2.79 CARAT. CENTER DIAMOND IS 1.29 CARAT LAB GROWN ROUND BRILLIANT CUT SET IN 4 PRONGS. IT IS D COLOR , VVS CLARITY. SIDE DIAMONDS ARE ALL NATURAL (NOT LAB CREATED). BAGUETTE AND ROUND BRILLIANT CUT WITH A TOTAL WEIGHT OF 1.50 CARAT. THESE DIAMONDS ARE D-E COLOR AND VS CLARITY. RING IS BRAND NEW - NEVER WORN. GOLD WEIGHT IS 5.9 GRAMS, STAMPED 18K. TOP PART IS 15MM IN DIAMETER.  RING SIZE IS 7-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. CERTIFIED BY C.G.L, CERTIFICATE #2056823623120364. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
CERTIFIED BRAND NEW 14K WHITE GOLD AND DIAMOND PENDANT
Lot 3965311:

CERTIFIED BRAND NEW 14K WHITE GOLD AND DIAMOND PENDANT. IT HAS 2.50 CARATS OF ALL NATURAL ROUND BRILLIANT CUT DIAMONDS ALL SET IN SMALL PRONGS. DIAMONDS ARE F-G IN COLOR AND VS-SI IN CLARITY. PENDANT IS BRAND NEW FROM JEWELRY STORE DISPLAY. HOOK CAN FIT A CHAIN UP TO 7MM WIDE. CAN BE USED AS A SLIDE AS WELL. PENDANT IS 40MM FROM TOP TO BOTTOM AND 23MM FROM SIDE TO SIDE. SOLID GOLD WITH A WEIGHT OF 5.5 GRAMS. STAMPED 14K. DIAMONDS ARE 100% NATURAL AND FULL OF LUSTER. CERTIFIED BY C.G.L, CERTIFICATE #2762175326001177. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
Superb Platinum 6.05 Carat Certified Fancy Vivid Yellow Lab Diamond Ring
Lot 3962035:

This is a Superb 6.05 Carat Cut Corner Rectangular Modified Brilliant Cut Fancy Vivid Yellow Certified Lab Diamond Ring. This ring is set in Platinum surrounded by Natural Diamonds (Tiffany Style). 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:
CERTIFIED 14K WHITE GOLD DIAMOND FLIP RING
Lot 3965290:

CERTIFIED 14K WHITE GOLD DIAMOND RING. IT HAS ALL NATURAL (NOT LAB GROWN) DIAMONDS WITH A TOTAL WEIGHT OF 1.65 CARAT. RING IS UNIQUE WITH A FLIP TOP. You can wear as all diamond ring or you can wear as all white diamond and Blue Diamond ring. DIAMONDS ARE E-F COLOR AND VS CLARITY. THE BLUE DIAMONDS ARE ALSO VS CLARITY. RING IS SIZE 8.5-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. GOLD WEIGHT IS 9.3 GRAMS. STAMPED 14K. IN MINT CONDITION. CERTIFIED BY C.G.L, CERTIFICATE #2047804253131523. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
3.00 CARATS EMERLAD CUT DIAMOND- LOOSE
Lot 3965301:

I.G.I CERTIFIED 3.00 CARATS+ LAB GROWN ROUND EMERALD CUT DIAMOND. IT IS E-F COLOR AND VS IN CLARITY. WOULD BE PERFECT FOR AN ENGAGEMENT RING OR A PENDANT.

Current Bid:
1.50 CARAT LOOSE DIAMOND - CUSHION CUT
Lot 3965312:

LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 1.50 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

Current Bid:
CERTIFIED NATURAL BLUE SAPPHIRE
Lot 3965309:

CERTIFIED 1.06 CARAT NATURAL BLUE SAPPHIRE. IT IS CERTIFIED BY E.G.LABS. CERTIFICATE #G50854764IL. CAN BE VERIFIED AT EG-LABS.COM

Current Bid:
CERTIFIED 14K WHITE GOLD AND DIAMOND ENGAGEMENT RING
Lot 3965295:

CERTIFIED 14K WHITE GOLD DIAMOND ENGAGEMENT RING. IT HAS ALL NATURAL ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 1.00 CARAT. CENTER DIAMOND IS 0.52 CARAT, H IN COLOR AND SI2 IN CLARITY. SIDE DIAMONDS ARE 0.48 CARAT, H IN COLOR AND SI IN CLARITY. RING IS SIZE 7-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. GOLD WEIGHT IS 5.1 GRAMS. STAMPED 14K. RING IS IN MINT CONDITION. DIAMONDS ARE 100% NATURAL AND FULL OF LUSTER. RING IS 8.2MM WIDE AT TOP. CERTIFIED BY C.G.L, CERTIFICATE #2773607962001252. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
CERTIFIED 4.79 CARAT NATURAL AQUAMARINE
Lot 3965307:

CERTIFIED NATURAL SKY BLUE AQUAMARINE . IT IS  4.79 CARATS.  OVAL SHAPE. COLOR IS SKY BLUE . CERTIFIED BY E.G.LABS , CERTIFICATE #G50834409IL. CAN BE VERIFIED AT WWW.EG-LABS.COM

ALL INFORMATION IS ON THE CERTIFICATE

Current Bid:
CERTIFIED 14K WHITE GOLD AND DIAMOND RING
Lot 3965296:

CERTIFIED 14K WHITE GOLD AND DIAMOND RING. IT HAS ALL NATURAL ROUND BRILLIANT CUT DIAMONDS WITH A TOTAL WEIGHT OF 1.50 CARAT. DIAMONDS ARE G-H IN COLOR AND SI1-I1 IN CLARITY. RING IS 14.5MM WIDE AT TOP. RING IS SIZE 6-CAN EASILY GET RESIZED BY YOUR LOCAL JEWELER. GOLD WEIGHT IS 5.5 GRAMS. STAMPED 14K. RING IS IN OVERALL VERY GOOD CONDITION. DIAMONDS ARE 100% NATURAL AND FULL OF LUSTER. CERTIFIED BY C.G.L, CERTIFICATE #2785815554001323. CAN BE VERIFIED AT CGL-LABS.COM

Current Bid:
LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN DIAMOND. 2.00 CARAT. EMERALD CUT
Lot 3965302:

LOOSE DIAMOND - I.G.I. CERTIFIED LAB GROWN 2.00 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

Current Bid: