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Heart|Lab Grown|IGI

3.19ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632408

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632408

Diamond specifications and retailer prices

From HK$18,162 HKD
As of November 4, 2026
Save HK$60,385 HKD (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$78,546 HKD at With Clarity · As of November 5, 2026
View at With Clarity

About this 3.19ct lab-grown heart diamond

This 3.19ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632408 or 840632408. Listed at 19 retailers as of November 4, 2026, with prices from HK$18,162 to HK$78,546, a HK$60,385 spread on the same certified stone. With Clarity lists it at HK$78,546. 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

3.19
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632408
Dimensions9.06 × 10.38 × 5.73 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.06 mm10.38 mm3.19 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632408
Side View
Table 56.0%Crown 35.8°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 55.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$24,909 HKD|Low: HK$18,162 HKD|High: HK$110,853 HKD|Avg: HK$43,885 HKD|-11.1%
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
Retailer 18
With Clarity
November 5, 2026
Retailer 8HK$18,162 HKD
Retailer 15HK$19,762 HKD
Retailer 4HK$20,547 HKD
Retailer 5HK$21,064 HKD
Retailer 10HK$22,084 HKD
Retailer 16HK$22,359 HKD
Retailer 1HK$24,909 HKD
Retailer 17HK$27,819 HKD
Retailer 12HK$28,721 HKD
Retailer 13HK$28,957 HKD
Retailer 3HK$29,741 HKD
Retailer 14HK$32,879 HKD
Retailer 2HK$49,064 HKD
Retailer 6HK$54,359 HKD
Retailer 11HK$56,995 HKD
Retailer 7HK$71,721 HKD
Retailer 18HK$73,572 HKD
Retailer 9HK$77,589 HKD
With ClarityHK$78,546 HKD

23 data points across 19 retailers

19 retailersHK$18,162 HKD to HK$78,546 HKD

A
Cheapest Retailer
-
HK$18,162 HKD
A
Retailer 2
-
HK$19,762 HKD
View
A
Retailer 3
-
HK$20,547 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$21,064 HKD
View
A
Retailer 5
-
HK$22,084 HKD
View
A
Retailer 6
-
HK$22,359 HKD
View
A
Retailer 7
-
HK$24,909 HKD
View
A
Retailer 8
-
HK$27,819 HKD
View
A
Retailer 9
-
HK$28,721 HKD
View
A
Retailer 10
-
HK$28,957 HKD
View
A
Retailer 11
-
HK$29,741 HKD
View
B+
Retailer 12
-
HK$32,879 HKD
View
B+
Retailer 13
-
HK$49,064 HKD
View
B+
Retailer 14
-
HK$54,359 HKD
View
B+
Retailer 15
-
HK$56,995 HKD
View
B
Retailer 16
-
HK$71,721 HKD
View
B
Retailer 17
-
HK$73,572 HKD
View
B
Retailer 18
-
HK$77,589 HKD
View
Most Expensive
B
With Clarity
840632408 · Nov 5
HK$78,546 HKD
$10,012 USD
View
18 more retailers have this diamond
Prices start from HK$18,162 HKDSave up to HK$60,385 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.

A
3.19ct Heart
HK$18,162 HKD