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Heart|Lab Grown|IGI

3.90ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG784645685

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG784645685

Diamond specifications and retailer prices

From $3,794 SGD
$2,968 USD
As of October 30, 2026
Save $22,387 SGD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $26,182 SGD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.9ct lab-grown heart diamond

This 3.9ct 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 LG784645685 or 784645685. Listed at 13 retailers as of October 30, 2026, with prices from $3,794 to $26,182, a $22,387 spread on the same certified stone. Do Amore Diamonds lists it at $26,182. 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

3.90
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645685
Dimensions9.89 × 10.57 × 6.43 mm
L/W Ratio1.07
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
9.89 mm10.57 mm3.90 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645685
Side View
Table 56.0%Crown 35.8°Girdle: STK-VTKPavilion 39.5°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $26,182 SGD|Low: $3,794 SGD|High: $29,518 SGD|Avg: $9,570 SGD|-11.3%
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
October 30, 2026
Retailer 7$3,794 SGD
Retailer 3$4,141 SGD
Retailer 11$4,316 SGD
Retailer 13$4,621 SGD
Retailer 4$5,015 SGD
Retailer 5$5,045 SGD
Retailer 14$6,090 SGD
Retailer 12$6,343 SGD
Retailer 10$6,862 SGD
Retailer 8$8,304 SGD
Retailer 6$9,679 SGD
Retailer 9$12,419 SGD
Retailer 2$16,785 SGD
Do Amore Diamonds$26,182 SGD

30 data points across 14 retailers

13 retailers$3,794 SGD to $26,182 SGD

A
Cheapest Retailer
-
$3,794 SGD
$2,968 USD
A
Retailer 2
-
$4,141 SGD
$3,239 USD
View
A
Retailer 3
-
$4,316 SGD
$3,376 USD
View
A
Retailer 4
-
$4,621 SGD
$3,615 USD
View
A
Retailer 5
-
$5,015 SGD
$3,923 USD
View
A
Retailer 6
-
$5,045 SGD
$3,946 USD
View
Final sale: no returns
A
Retailer 7
-
$6,090 SGD
$4,764 USD
View
B+
Retailer 8
-
$6,343 SGD
$4,962 USD
View
B+
Retailer 9
-
$6,862 SGD
$5,368 USD
View
B+
Retailer 10
-
$8,304 SGD
€6,186 EUR
View
B
Retailer 11
-
$12,419 SGD
£7,649 GBP
View
B
Retailer 12
-
$16,785 SGD
$13,130 USD
View
Most Expensive
B
Do Amore Diamonds
27-448375942 · Oct 30
$26,182 SGD
$20,480 USD
View
12 more retailers have this diamond
Prices start from $3,794 SGDSave up to $22,387 SGD

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
3.90ct Heart
$3,794 SGD