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Heart|Lab Grown|IGI

4.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG687527045

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG687527045

Diamond specifications and retailer prices

From $5,256 AUD
$3,692 USD
As of October 31, 2026
Save $27,031 AUD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $32,287 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.03ct lab-grown heart diamond

This 4.03ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG687527045 or 687527045. Listed at 12 retailers as of October 31, 2026, with prices from $5,256 to $32,287, a $27,031 spread on the same certified stone. Do Amore Diamonds lists it at $32,287. 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

4.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687527045
Dimensions9.57 × 11.04 × 6.69 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
9.57 mm11.04 mm4.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687527045
Side View
Table 56.0%Crown 37.7°Girdle: MediumPavilion 39.2°Culet: NoneDepth 60.6%

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 31
Current: $32,287 AUD|Low: $4,506 AUD|High: $33,569 AUD|Avg: $14,793 AUD
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
Retailer 15
Retailer 16
October 26, 2026
Retailer 11$4,694 AUD
Retailer 15$5,256 AUD
Retailer 14$5,444 AUD
Retailer 10$5,666 AUD
Retailer 16$5,861 AUD
Retailer 9$7,509 AUD
Retailer 2$7,720 AUD
Retailer 7$10,132 AUD
Retailer 3$11,863 AUD
Retailer 4$12,681 AUD
Retailer 13$13,695 AUD
Retailer 8$15,150 AUD
Retailer 12$27,632 AUD
Do Amore Diamonds$32,287 AUD
Retailer 6$32,792 AUD
Retailer 5$33,569 AUD

14 data points across 16 retailers

12 retailers$5,256 AUD to $32,287 AUD

Retailer 1
-
$4,694 AUD
$3,297 USD
Price last confirmed 23 days ago
Retailer 2
-
$5,106 AUD
$3,587 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$5,256 AUD
$3,692 USD
View
Final sale: no returns
Retailer 4
-
$5,444 AUD
$3,824 USD
View
Price last confirmed 29 days ago
Retailer 5
-
$5,444 AUD
$3,824 USD
View
Price last confirmed 21 days ago
A
Retailer 6
-
$5,666 AUD
$3,980 USD
View
A
Retailer 7
-
$5,861 AUD
$4,117 USD
View
A
Retailer 8
-
$7,509 AUD
$5,275 USD
View
A
Retailer 9
-
$7,720 AUD
$5,423 USD
View
B+
Retailer 10
-
$13,695 AUD
$9,620 USD
View
Retailer 11
-
$27,632 AUD
$19,410 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-F70510E9E · Oct 31
$32,287 AUD
$22,680 USD
View
11 more retailers have this diamond
Prices start from $5,256 AUDSave up to $27,031 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
4.03ct Heart
$5,256 AUD