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Round|Lab Grown|IGI

2.31ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG571389822

Shape and cutting style on the report: Round brilliant

Certificate IGI LG571389822

Diamond specifications and retailer prices

From $768 NZD
$433 USD
As of October 29, 2026
Save $4,182 NZD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,950 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.31ct lab-grown round diamond

This 2.31ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG571389822 or 571389822. Listed at 18 retailers as of October 29, 2026, with prices from $768 to $4,950, a $4,182 spread on the same certified stone. Brilliant Earth lists it at $4,950. 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

2.31
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571389822
Dimensions8.66 × 8.59 × 5.14 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.66 mm8.59 mm2.31 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571389822
Side View
Table 59.0%Crown 31.8°Girdle: MediumPavilion 41.2°Culet: NoneDepth 59.6%

Caratlytics Score

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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 29
Current: $4,950 NZD|Low: $738 NZD|High: $4,950 NZD|Avg: $2,078 NZD
Brilliant Earth
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
October 30, 2026
Retailer 11$768 NZD
Retailer 5$859 NZD
Retailer 12$953 NZD
Retailer 15$953 NZD
Retailer 8$1,207 NZD
Retailer 3$1,411 NZD
Retailer 4$1,434 NZD
Retailer 14$1,498 NZD
Retailer 2$1,567 NZD
Retailer 10$2,672 NZD
Retailer 7$3,118 NZD
Retailer 6$3,436 NZD
Retailer 9$3,504 NZD
Retailer 13$3,565 NZD
Brilliant Earth$4,950 NZD

41 data points across 15 retailers

18 retailers$768 NZD to $4,950 NZD

A
Cheapest Retailer
-
$768 NZD
$433 USD
A
Retailer 2
-
$859 NZD
$484 USD
View
Final sale: no returns
A
Retailer 3
-
$861 NZD
$485 USD
View
A
Retailer 4
-
$953 NZD
$537 USD
View
A
Retailer 5
-
$953 NZD
$537 USD
View
A
Retailer 6
-
$1,207 NZD
$680 USD
View
B+
Retailer 7
-
$1,411 NZD
$795 USD
View
B+
Retailer 8
-
$1,434 NZD
$808 USD
View
B+
Retailer 9
-
$1,498 NZD
$844 USD
View
B+
Retailer 10
-
$1,567 NZD
£695 GBP
View
B
Retailer 11
-
$2,672 NZD
$1,506 USD
View
B
Retailer 12
-
$2,725 NZD
HK$12,000 HKD
View
B
Retailer 13
-
$3,061 NZD
$1,725 USD
View
B
Retailer 14
-
$3,118 NZD
$1,757 USD
View
B
Retailer 15
-
$3,436 NZD
$1,937 USD
View
B
Retailer 16
-
$3,504 NZD
£1,555 GBP
View
B
Retailer 17
-
$3,565 NZD
$2,009 USD
View
Most Expensive
B
Brilliant Earth
17968898A · Oct 29
$4,950 NZD
$2,790 USD
View
17 more retailers have this diamond
Prices start from $768 NZDSave up to $4,182 NZD

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
2.31ct Round
$768 NZD