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Heart|Lab Grown|IGI

4.38ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG800684553

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800684553

Diamond specifications and retailer prices

From $6,032 AUD
$4,237 USD
As of October 30, 2026
Save $35,637 AUD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $41,669 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.38ct lab-grown heart diamond

This 4.38ct 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 LG800684553 or 800684553. Listed at 13 retailers as of October 30, 2026, with prices from $6,032 to $41,669, a $35,637 spread on the same certified stone. Do Amore Diamonds lists it at $41,669. 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

4.38
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800684553
Dimensions10.48 × 10.86 × 6.52 mm
L/W Ratio1.04
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
10.48 mm10.86 mm4.38 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800684553
Side View
Table 58.0%Crown 37.1°Girdle: THK-VTKPavilion 39.5°Culet: NoneDepth 60.0%

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: $41,669 AUD|Low: $6,032 AUD|High: $46,680 AUD|Avg: $14,531 AUD|-10.7%
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$6,032 AUD
Retailer 3$6,348 AUD
Retailer 11$6,529 AUD
Retailer 14$7,090 AUD
Retailer 4$7,252 AUD
Retailer 5$7,984 AUD
Retailer 12$9,142 AUD
Retailer 13$9,690 AUD
Retailer 10$10,875 AUD
Retailer 8$13,444 AUD
Retailer 6$15,238 AUD
Retailer 9$16,143 AUD
Retailer 2$23,119 AUD
Do Amore Diamonds$41,669 AUD

31 data points across 14 retailers

13 retailers$6,032 AUD to $41,669 AUD

A
Cheapest Retailer
-
$6,032 AUD
$4,237 USD
A
Retailer 2
-
$6,348 AUD
$4,459 USD
View
A
Retailer 3
-
$6,529 AUD
$4,586 USD
View
A
Retailer 4
-
$7,090 AUD
$4,980 USD
View
A
Retailer 5
-
$7,252 AUD
$5,094 USD
View
A
Retailer 6
-
$7,984 AUD
$5,608 USD
View
Final sale: no returns
A
Retailer 7
-
$9,142 AUD
$6,422 USD
View
A
Retailer 8
-
$9,690 AUD
$6,807 USD
View
A
Retailer 9
-
$10,875 AUD
$7,639 USD
View
B+
Retailer 10
-
$13,444 AUD
€8,994 EUR
View
B+
Retailer 11
-
$16,143 AUD
£8,929 GBP
View
B+
Retailer 12
-
$23,119 AUD
$16,240 USD
View
Most Expensive
B
Do Amore Diamonds
27-A309CFBE5 · Oct 30
$41,669 AUD
$29,270 USD
View
12 more retailers have this diamond
Prices start from $6,032 AUDSave up to $35,637 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
4.38ct Heart
$6,032 AUD