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Radiant|Lab Grown|IGI

3.11ct H VS1 Radiant Lab Grown Diamond

ID • H/VS1 • IGI LG566302986

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

Certificate IGI LG566302986

Diamond specifications and retailer prices

From $358 USD
As of October 30, 2026
Save $1,383 USD (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,741 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct lab-grown radiant diamond

This 3.11ct 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 LG566302986 or 566302986. Listed at 19 retailers as of October 29, 2026, with prices from $358 to $1,741, a $1,383 spread on the same certified stone. MOH London lists it at $1,741. 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

3.11
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566302986
Dimensions9.30 × 7.30 × 4.96 mm
L/W Ratio1.27
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
9.30 mm7.30 mm3.11 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566302986
Side View
Table 65.0%Crown 45°Girdle: MediumPavilion 31.3°Culet: NoneDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,741 USD|Low: $285 USD|High: $1,753 USD|Avg: $891 USD|+0.5%
MOH London
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
October 30, 2026
Retailer 17$358 USD
Retailer 7$400 USD
Retailer 4$415 USD
Retailer 5$443 USD
Retailer 18$443 USD
Retailer 11$486 USD
Retailer 2$507 USD
Retailer 14$595 USD
Retailer 15$684 USD
Retailer 3$711 USD
Retailer 6$762 USD
Retailer 12$937 USD
Retailer 13$962 USD
Retailer 10$988 USD
Retailer 16$1,300 USD
Retailer 19$1,425 USD
Retailer 9$1,584 USD
Retailer 8$1,722 USD
MOH London$1,741 USD

34 data points across 19 retailers

19 retailers$358 USD to $1,741 USD

A
Cheapest Retailer
-
$358 USD
A
Retailer 2
-
$400 USD
View
Final sale: no returns
A
Retailer 3
-
$415 USD
View
A
Retailer 4
-
$443 USD
View
A
Retailer 5
-
$443 USD
View
A
Retailer 6
-
$486 USD
HK$3,800 HKD
View
A
Retailer 7
-
$507 USD
£400 GBP
View
A
Retailer 8
-
$595 USD
View
Retailer 9
-
$684 USD
€651 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$711 USD
View
A
Retailer 11
-
$762 USD
View
A
Retailer 12
-
$937 USD
A$1,442 AUD
View
A
Retailer 13
-
$962 USD
ZAR 15,547 ZAR
View
A
Retailer 14
-
$988 USD
View
B+
Retailer 15
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$1,300 USD
View
B+
Retailer 16
-
$1,425 USD
View
B+
Retailer 17
-
$1,584 USD
View
B+
Retailer 18
-
$1,722 USD
£1,356 GBP
View
Most Expensive
B+
MOH London
LG566302986 · Oct 29
$1,741 USD
£1,371 GBP
View
18 more retailers have this diamond
Prices start from $358 USDSave up to $1,383 USD

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.

A
3.11ct Radiant
$358 USD