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Heart|Lab Grown|IGI

3.15ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784642849

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784642849

Diamond specifications and retailer prices

From HK$16,381 HKD
As of November 4, 2026
Save HK$96,276 HKD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$112,657 HKD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.15ct lab-grown heart diamond

This 3.15ct 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 LG784642849 or 784642849. Listed at 12 retailers as of November 4, 2026, with prices from HK$16,381 to HK$112,657, a HK$96,276 spread on the same certified stone. Do Amore Diamonds lists it at HK$112,657. 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

3.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642849
Dimensions10.07 × 8.73 × 6.08 mm
L/W Ratio1.15
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
10.07 mm8.73 mm3.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642849
Side View
Table 55.0%Crown 37.4°Girdle: STK-VTKPavilion 38.3°Culet: NoneDepth 60.4%

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$112,657 HKD|Low: HK$16,381 HKD|High: HK$134,624 HKD|Avg: HK$45,755 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 3HK$16,381 HKD
Retailer 8HK$17,816 HKD
Retailer 11HK$19,284 HKD
Retailer 12HK$20,319 HKD
Retailer 13HK$20,923 HKD
Retailer 4HK$23,112 HKD
Retailer 10HK$28,823 HKD
Retailer 9HK$29,702 HKD
Retailer 7HK$30,471 HKD
Retailer 5HK$44,553 HKD
Retailer 2HK$56,736 HKD
Retailer 6HK$73,564 HKD
Retailer 14HK$76,648 HKD
Do Amore DiamondsHK$112,657 HKD

29 data points across 14 retailers

12 retailersHK$16,381 HKD to HK$112,657 HKD

A
Cheapest Retailer
-
HK$16,381 HKD
A
Retailer 2
-
HK$17,816 HKD
View
A
Retailer 3
-
HK$19,284 HKD
View
A
Retailer 4
-
HK$20,319 HKD
View
A
Retailer 5
-
HK$20,923 HKD
View
A
Retailer 6
-
HK$23,112 HKD
View
Final sale: no returns
A
Retailer 7
-
HK$28,823 HKD
View
A
Retailer 8
-
HK$29,702 HKD
View
A
Retailer 9
-
HK$30,471 HKD
View
B+
Retailer 10
-
HK$56,736 HKD
View
B+
Retailer 11
-
HK$76,648 HKD
View
Most Expensive
B
Do Amore Diamonds
27-CA9F63250 · Nov 4
HK$112,657 HKD
$14,360 USD
View
11 more retailers have this diamond
Prices start from HK$16,381 HKDSave up to HK$96,276 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
3.15ct Heart
HK$16,381 HKD