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Heart|Lab Grown|IGI

3.31ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784646951

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784646951

Diamond specifications and retailer prices

From HK$17,197 HKD
As of November 4, 2026
Save HK$101,109 HKD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$118,306 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.31ct lab-grown heart diamond

This 3.31ct 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 LG784646951 or 784646951. Listed at 12 retailers as of November 4, 2026, with prices from HK$17,197 to HK$118,306, a HK$101,109 spread on the same certified stone. Do Amore Diamonds lists it at HK$118,306. 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

3.31
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646951
Dimensions10.10 × 8.89 × 6.14 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
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
10.10 mm8.89 mm3.31 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646951
Side View
Table 58.0%Crown 36.7°Girdle: Slightly ThickPavilion 39.5°Culet: NoneDepth 60.8%

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$118,306 HKD|Low: HK$17,197 HKD|High: HK$141,371 HKD|Avg: HK$48,442 HKD|-16.3%
Do Amore Diamonds
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
November 5, 2026
Retailer 14HK$17,197 HKD
Retailer 8HK$18,711 HKD
Retailer 11HK$20,201 HKD
Retailer 12HK$21,260 HKD
Retailer 13HK$22,877 HKD
Retailer 4HK$24,273 HKD
Retailer 10HK$30,267 HKD
Retailer 9HK$31,169 HKD
Retailer 7HK$31,271 HKD
Retailer 5HK$46,648 HKD
Retailer 2HK$58,800 HKD
Retailer 6HK$77,299 HKD
Retailer 3HK$115,011 HKD
Do Amore DiamondsHK$118,306 HKD

29 data points across 14 retailers

12 retailersHK$17,197 HKD to HK$118,306 HKD

A
Cheapest Retailer
-
HK$17,197 HKD
A
Retailer 2
-
HK$18,711 HKD
View
A
Retailer 3
-
HK$20,201 HKD
View
A
Retailer 4
-
HK$21,260 HKD
View
A
Retailer 5
-
HK$22,877 HKD
View
A
Retailer 6
-
HK$24,273 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$30,267 HKD
View
A
Retailer 8
-
HK$31,169 HKD
View
A
Retailer 9
-
HK$31,271 HKD
View
B+
Retailer 10
-
HK$58,800 HKD
View
B
Retailer 11
-
HK$115,011 HKD
View
Most Expensive
B
Do Amore Diamonds
27-27CD39F0E · Nov 4
HK$118,306 HKD
$15,080 USD
View
11 more retailers have this diamond
Prices start from HK$17,197 HKDSave up to HK$101,109 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
3.31ct Heart
HK$17,197 HKD