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Heart|Lab Grown|IGI

3.94ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG804655042

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804655042

Diamond specifications and retailer prices

From $5,428 SGD
$4,246 USD
As of October 30, 2026
Save $18,721 SGD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $24,149 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.94ct lab-grown heart diamond

This 3.94ct 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 LG804655042 or 804655042. Listed at 22 retailers as of October 30, 2026, with prices from $5,428 to $24,149, a $18,721 spread on the same certified stone. Brilliant Earth lists it at $24,149. 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

3.94
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804655042
Dimensions9.85 × 11.11 × 6.32 mm
L/W Ratio1.13
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
9.85 mm11.11 mm3.94 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804655042
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.9%

Caratlytics Score

How it works →
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: $24,149 SGD|Low: $5,212 SGD|High: $26,478 SGD|Avg: $11,583 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 4$5,428 SGD
Retailer 9$5,689 SGD
Retailer 10$5,945 SGD
Retailer 11$6,080 SGD
Retailer 5$6,297 SGD
Retailer 7$6,297 SGD
Retailer 3$6,360 SGD
Retailer 17$7,069 SGD
Retailer 8$7,071 SGD
Retailer 21$7,259 SGD
Retailer 2$7,796 SGD
Retailer 6$7,869 SGD
Retailer 20$9,320 SGD
Retailer 19$13,109 SGD
Retailer 16$14,457 SGD
Retailer 18$14,620 SGD
Retailer 12$18,348 SGD
Retailer 15$20,455 SGD
Retailer 13$22,408 SGD
Retailer 14$22,420 SGD
Brilliant Earth$24,149 SGD

40 data points across 21 retailers

22 retailers$5,428 SGD to $24,149 SGD

A
Cheapest Retailer
-
$5,428 SGD
$4,246 USD
A
Retailer 2
-
$5,689 SGD
$4,450 USD
View
A
Retailer 3
-
$5,945 SGD
$4,650 USD
View
A
Retailer 4
-
$6,080 SGD
$4,756 USD
View
Final sale: no returns
Retailer 5
-
$6,297 SGD
$4,926 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$6,297 SGD
$4,926 USD
View
A
Retailer 7
-
$6,360 SGD
$4,975 USD
View
B+
Retailer 8
-
$7,069 SGD
HK$43,200 HKD
View
B+
Retailer 9
-
$7,071 SGD
$5,531 USD
View
B+
Retailer 10
-
$7,259 SGD
$5,678 USD
View
B+
Retailer 11
-
$7,796 SGD
£4,802 GBP
View
B+
Retailer 12
-
$7,869 SGD
$6,155 USD
View
B+
Retailer 13
-
$9,320 SGD
$7,290 USD
View
B+
Retailer 14
-
$11,252 SGD
$8,802 USD
View
B+
Retailer 15
-
$13,109 SGD
£8,074 GBP
View
B+
Retailer 16
-
$14,457 SGD
$11,309 USD
View
B+
Retailer 17
-
$14,620 SGD
ZAR 184,757 ZAR
View
B
Retailer 18
-
$18,348 SGD
$14,353 USD
View
B
Retailer 19
-
$20,455 SGD
View
B
Retailer 20
-
$22,408 SGD
$17,528 USD
View
B
Retailer 21
-
$22,420 SGD
$17,538 USD
View
Most Expensive
B
Brilliant Earth
20381023A · Oct 30
$24,149 SGD
$18,890 USD
View
21 more retailers have this diamond
Prices start from $5,428 SGDSave up to $18,721 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
3.94ct Heart
$5,428 SGD