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Radiant|Lab Grown|IGI

3.11ct H VS1 Radiant Lab Grown Diamond

GD • H/VS1 • IGI LG594321825

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

Certificate IGI LG594321825

Diamond specifications and retailer prices

From $1,959 AUD
£1,084 GBP
As of October 31, 2026
5 retailers carry this diamond
Most expensive: $2,833 AUD at Rare Carat · As of September 9, 2026
View at Rare Carat

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 standard cut grade and certified by IGI LG594321825 or 594321825. Listed at 5 retailers as of October 31, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.11
Carat
H
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594321825
Dimensions10.11 × 7.19 × 4.91 mm
L/W Ratio1.41
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
10.11 mm7.19 mm3.11 ctH / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594321825
Side View
Table 65.0%Crown 43.5°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,833 AUD|Low: $411 AUD|High: $3,673 AUD|Avg: $1,561 AUD
Rare Carat
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
Retailer 17
Retailer 18
September 27, 2026
Retailer 3$568 AUD
Retailer 11$589 AUD
Retailer 18$622 AUD
Retailer 15$629 AUD
Retailer 10$830 AUD
Retailer 6$972 AUD
Retailer 16$1,011 AUD
Retailer 17$1,021 AUD
Retailer 4$1,190 AUD
Retailer 2$1,325 AUD
Retailer 13$1,338 AUD
Retailer 5$1,407 AUD
Retailer 9$1,714 AUD
Retailer 7$2,082 AUD
Retailer 8$2,278 AUD
Retailer 12$2,486 AUD
Rare Carat$2,833 AUD
Retailer 14$3,602 AUD

8 data points across 18 retailers

5 retailers

Retailer 1
-
$589 AUD
$414 USD
Price last confirmed 35 days ago
Retailer 2
-
$622 AUD
$437 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$1,338 AUD
ZAR 15,187 ZAR
View
Price last confirmed 35 days ago
B+
Retailer 4
-
$1,959 AUD
£1,084 GBP
View
Most Expensive
Rare Carat
420292 · Sep 9
$2,833 AUD
$1,990 USD
View
Price last confirmed 53 days ago
4 more retailers have this diamond
Prices start from $1,959 AUD

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+
3.11ct Radiant
$1,959 AUD