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 $3,075 AUD
$2,160 USD
As of October 28, 2026
Save $11,171 AUD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $14,246 AUD 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 $3,075 to $14,246, a $11,171 spread on the same certified stone. With Clarity lists it at $14,246. 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: $4,148 AUD|Low: $2,420 AUD|High: $14,246 AUD|Avg: $5,506 AUD|-2.3%
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$2,521 AUD
Retailer 3$2,925 AUD
Retailer 6$2,925 AUD
Retailer 7$3,075 AUD
Retailer 5$3,168 AUD
Retailer 16$3,236 AUD
Retailer 4$3,642 AUD
Retailer 1$4,148 AUD
Retailer 2$4,183 AUD
Retailer 10$4,614 AUD
Retailer 15$4,920 AUD
Retailer 13$7,532 AUD
Retailer 11$7,547 AUD
Retailer 12$8,398 AUD
Retailer 8$8,837 AUD
Retailer 9$10,255 AUD
Retailer 14$11,560 AUD
With Clarity$14,246 AUD

32 data points across 18 retailers

19 retailers$3,075 AUD to $14,246 AUD

Retailer 1
-
$2,521 AUD
$1,771 USD
Price last confirmed 23 days ago
Retailer 2
-
$2,743 AUD
$1,927 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$2,925 AUD
$2,055 USD
View
Price last confirmed 28 days ago
B+
Retailer 4
-
$3,075 AUD
$2,160 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,168 AUD
$2,225 USD
View
Retailer 6
-
$3,236 AUD
£1,790 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$3,642 AUD
$2,558 USD
View
B+
Retailer 8
-
$4,148 AUD
£2,294 GBP
View
B+
Retailer 9
-
$4,183 AUD
$2,938 USD
View
B+
Retailer 10
-
$4,614 AUD
€3,087 EUR
View
B+
Retailer 11
-
$4,920 AUD
$3,456 USD
View
Retailer 12
-
$5,482 AUD
$3,851 USD
View
Price last confirmed 31 days ago
B
Retailer 13
-
$7,532 AUD
$5,291 USD
View
B+
Retailer 14
-
$7,547 AUD
ZAR 85,640 ZAR
View
B
Retailer 15
-
$8,398 AUD
£4,645 GBP
View
B
Retailer 16
-
$8,837 AUD
$6,207 USD
View
B
Retailer 17
-
$10,255 AUD
$7,204 USD
View
B
Retailer 18
-
$11,560 AUD
$8,120 USD
View
Most Expensive
B
With Clarity
797643379 · Oct 31
$14,246 AUD
$10,007 USD
View
18 more retailers have this diamond
Prices start from $3,075 AUDSave up to $11,171 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+
2.31ct Heart
$3,075 AUD