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Radiant|Lab Grown|IGI

3.00ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG512231587

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG512231587

Diamond specifications and retailer prices

From €3,562 EUR
$3,980 USD
As of October 31, 2026
Save €5,268 EUR (60%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €20,507 EUR at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3ct lab-grown radiant diamond

This 3ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512231587 or 512231587. Listed at 15 retailers as of October 31, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.00
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle30.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512231587
Dimensions9.04 × 7.04 × 5.03 mm
L/W Ratio1.28
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.04 mm7.04 mm3.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512231587
Side View
Table 66.0%Crown 44.2°Girdle: ThickPavilion 30.6°Culet: NoneDepth 71.4%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €20,507 EUR|Low: €3,562 EUR|High: €23,093 EUR|Avg: €11,807 EUR|-9.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 12€3,562 EUR
Retailer 11€7,614 EUR
Retailer 16€7,918 EUR
Retailer 6€8,143 EUR
Retailer 3€8,527 EUR
Retailer 13€8,831 EUR
Retailer 7€9,010 EUR
Retailer 10€9,824 EUR
Retailer 15€9,932 EUR
Retailer 14€10,217 EUR
Retailer 8€11,378 EUR
Retailer 4€12,659 EUR
Retailer 2€16,165 EUR
Retailer 9€20,469 EUR
Cape Diamonds€20,507 EUR
Retailer 5€23,093 EUR

21 data points across 16 retailers

15 retailers€3,562 EUR to €8,831 EUR

B
Cheapest Retailer
-
€3,562 EUR
$3,980 USD
B
Retailer 2
-
€7,614 EUR
$8,506 USD
View
B
Retailer 3
-
€7,918 EUR
$8,846 USD
View
B
Retailer 4
-
€8,143 EUR
$9,097 USD
View
B
Retailer 5
-
€8,527 EUR
$9,526 USD
View
Final sale: no returns
B
Retailer 6
-
€8,831 EUR
$9,866 USD
View
Retailer 7
-
€8,831 EUR
$9,866 USD
View
Price last confirmed 15 days ago
Retailer 8
-
€9,824 EUR
$10,975 USD
View
Price under review
Retailer 9
-
€9,932 EUR
$11,096 USD
View
Price under review
Retailer 10
-
€10,217 EUR
$11,415 USD
View
Price under review
Retailer 11
-
€12,659 EUR
£11,136 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_512231587 · Oct 29
€20,507 EUR
ZAR 370,113 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from €3,562 EURSave up to €5,268 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
3.00ct Radiant
€3,562 EUR