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Heart|Lab Grown|IGI

3.94ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG804660314

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804660314

Diamond specifications and retailer prices

From $4,267 AUD
$2,997 USD
As of October 30, 2026
Save $25,174 AUD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $29,440 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG804660314 or 804660314. Listed at 12 retailers as of October 30, 2026, with prices from $4,267 to $29,440, a $25,174 spread on the same certified stone. Do Amore Diamonds lists it at $29,440. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804660314
Dimensions9.52 × 10.93 × 6.40 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
9.52 mm10.93 mm3.94 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804660314
Side View
Table 64.0%Crown 37.8°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 58.6%

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: $29,440 AUD|Low: $4,267 AUD|High: $33,184 AUD|Avg: $13,215 AUD|-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$4,267 AUD
Retailer 14$4,655 AUD
Retailer 10$4,852 AUD
Retailer 12$5,189 AUD
Retailer 4$5,670 AUD
Retailer 3$5,689 AUD
Retailer 13$6,846 AUD
Retailer 11$6,987 AUD
Retailer 9$7,714 AUD
Retailer 8$13,961 AUD
Retailer 2$18,891 AUD
Retailer 6$24,020 AUD
Retailer 5$29,114 AUD
Do Amore Diamonds$29,440 AUD

26 data points across 14 retailers

12 retailers$4,267 AUD to $29,440 AUD

A
Cheapest Retailer
-
$4,267 AUD
$2,997 USD
A
Retailer 2
-
$4,655 AUD
$3,270 USD
View
A
Retailer 3
-
$4,852 AUD
$3,408 USD
View
A
Retailer 4
-
$5,189 AUD
$3,645 USD
View
A
Retailer 5
-
$5,670 AUD
$3,983 USD
View
Final sale: no returns
A
Retailer 6
-
$5,689 AUD
$3,996 USD
View
A
Retailer 7
-
$6,846 AUD
$4,809 USD
View
A
Retailer 8
-
$6,987 AUD
$4,908 USD
View
B+
Retailer 9
-
$7,714 AUD
$5,419 USD
View
B
Retailer 10
-
$13,961 AUD
£7,722 GBP
View
B
Retailer 11
-
$18,891 AUD
$13,270 USD
View
Most Expensive
B
Do Amore Diamonds
27-45E0A7750 · Oct 31
$29,440 AUD
$20,680 USD
View
11 more retailers have this diamond
Prices start from $4,267 AUDSave up to $25,174 AUD

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
$4,267 AUD