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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 HK$16,947 HKD
$2,160 USD
As of November 1, 2026
Save HK$61,565 HKD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$78,512 HKD 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 31, 2026, with prices from HK$16,947 to HK$78,512, a HK$61,565 spread on the same certified stone. With Clarity lists it at HK$78,512. 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: Nov 1
Current: HK$46,034 HKD|Low: HK$13,338 HKD|High: HK$78,512 HKD|Avg: HK$30,342 HKD|-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 17HK$13,895 HKD
Retailer 3HK$16,123 HKD
Retailer 6HK$16,123 HKD
Retailer 7HK$16,947 HKD
Retailer 5HK$17,457 HKD
Retailer 16HK$17,834 HKD
Retailer 4HK$20,069 HKD
Retailer 10HK$22,859 HKD
Retailer 2HK$23,051 HKD
Retailer 11HK$25,431 HKD
Retailer 15HK$27,115 HKD
Retailer 13HK$41,512 HKD
Retailer 12HK$41,591 HKD
Retailer 1HK$46,034 HKD
Retailer 8HK$48,702 HKD
Retailer 9HK$56,519 HKD
Retailer 14HK$63,707 HKD
With ClarityHK$78,512 HKD

32 data points across 18 retailers

19 retailersHK$16,947 HKD to HK$78,512 HKD

Retailer 1
-
HK$13,895 HKD
$1,771 USD
Price last confirmed 24 days ago
Retailer 2
-
HK$15,119 HKD
$1,927 USD
View
Price last confirmed 33 days ago
Retailer 3
-
HK$16,123 HKD
$2,055 USD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
HK$16,947 HKD
$2,160 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$17,457 HKD
$2,225 USD
View
Retailer 6
-
HK$17,834 HKD
£1,790 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
HK$20,069 HKD
$2,558 USD
View
B+
Retailer 8
-
HK$22,859 HKD
£2,294 GBP
View
B+
Retailer 9
-
HK$23,051 HKD
$2,938 USD
View
B+
Retailer 10
-
HK$25,431 HKD
€3,087 EUR
View
B+
Retailer 11
-
HK$27,115 HKD
$3,456 USD
View
Retailer 12
-
HK$30,214 HKD
$3,851 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
HK$41,512 HKD
$5,291 USD
View
B+
Retailer 14
-
HK$41,591 HKD
ZAR 85,640 ZAR
View
B
Retailer 15
-
HK$46,034 HKD
£4,620 GBP
View
B
Retailer 16
-
HK$48,702 HKD
$6,207 USD
View
B
Retailer 17
-
HK$56,519 HKD
$7,204 USD
View
B
Retailer 18
-
HK$63,707 HKD
$8,120 USD
View
Most Expensive
B
With Clarity
797643379 · Oct 31
HK$78,512 HKD
$10,007 USD
View
18 more retailers have this diamond
Prices start from HK$16,947 HKDSave up to HK$61,565 HKD

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
HK$16,947 HKD