Heart|Lab Grown|IGI

2.31ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG797643379

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG797643379

Diamond specifications and retailer prices

From $3,832 NZD
$2,160 USD
As of October 28, 2026
Save $13,923 NZD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $17,755 NZD at With Clarity · As of October 31, 2026
View at With Clarity

About this 2.31ct lab-grown heart diamond

This 2.31ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG797643379 or 797643379. Listed at 19 retailers as of October 28, 2026, with prices from $3,832 to $17,755, a $13,923 spread on the same certified stone. With Clarity lists it at $17,755. 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
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797643379
Dimensions8.18 × 8.92 × 5.43 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.18 mm8.92 mm2.31 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797643379
Side View
Table 56.0%Crown 37.8°Girdle: MED-THKPavilion 40°Culet: NoneDepth 60.9%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $10,411 NZD|Low: $3,016 NZD|High: $17,755 NZD|Avg: $6,862 NZD|-1.2%
Retailer 1
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
With Clarity
November 1, 2026
Retailer 17$3,142 NZD
Retailer 3$3,646 NZD
Retailer 6$3,646 NZD
Retailer 7$3,832 NZD
Retailer 5$3,948 NZD
Retailer 16$4,033 NZD
Retailer 4$4,539 NZD
Retailer 10$5,170 NZD
Retailer 2$5,213 NZD
Retailer 11$5,751 NZD
Retailer 15$6,132 NZD
Retailer 13$9,388 NZD
Retailer 12$9,406 NZD
Retailer 1$10,411 NZD
Retailer 8$11,014 NZD
Retailer 9$12,782 NZD
Retailer 14$14,407 NZD
With Clarity$17,755 NZD

32 data points across 18 retailers

19 retailers$3,832 NZD to $17,755 NZD

Retailer 1
-
$3,142 NZD
$1,771 USD
Price last confirmed 24 days ago
Retailer 2
-
$3,419 NZD
$1,927 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$3,646 NZD
$2,055 USD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
$3,832 NZD
$2,160 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,948 NZD
$2,225 USD
View
Retailer 6
-
$4,033 NZD
£1,790 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$4,539 NZD
$2,558 USD
View
B+
Retailer 8
-
$5,170 NZD
£2,294 GBP
View
B+
Retailer 9
-
$5,213 NZD
$2,938 USD
View
B+
Retailer 10
-
$5,751 NZD
€3,087 EUR
View
B+
Retailer 11
-
$6,132 NZD
$3,456 USD
View
Retailer 12
-
$6,833 NZD
$3,851 USD
View
Price last confirmed 31 days ago
B
Retailer 13
-
$9,388 NZD
$5,291 USD
View
B+
Retailer 14
-
$9,406 NZD
ZAR 85,640 ZAR
View
B
Retailer 15
-
$10,411 NZD
£4,620 GBP
View
B
Retailer 16
-
$11,014 NZD
$6,207 USD
View
B
Retailer 17
-
$12,782 NZD
$7,204 USD
View
B
Retailer 18
-
$14,407 NZD
$8,120 USD
View
Most Expensive
B
With Clarity
797643379 · Oct 31
$17,755 NZD
$10,007 USD
View
18 more retailers have this diamond
Prices start from $3,832 NZDSave up to $13,923 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.

B+
2.31ct Heart
$3,832 NZD