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Heart|Lab Grown|IGI

3.54ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG800611729

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800611729

Diamond specifications and retailer prices

From $5,612 AUD
$3,942 USD
As of October 30, 2026
Save $18,733 AUD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $24,345 AUD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.54ct lab-grown heart diamond

This 3.54ct 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 LG800611729 or 800611729. Listed at 22 retailers as of October 30, 2026, with prices from $5,612 to $24,345, a $18,733 spread on the same certified stone. With Clarity lists it at $24,345. 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

3.54
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800611729
Dimensions10.83 × 9.53 × 6.14 mm
L/W Ratio1.14
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
10.83 mm9.53 mm3.54 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800611729
Side View
Table 60.0%Crown 33.8°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 56.7%

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: $15,149 AUD|Low: $5,387 AUD|High: $26,497 AUD|Avg: $11,943 AUD|-6.0%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
With Clarity
October 30, 2026
Retailer 20$5,612 AUD
Retailer 7$5,881 AUD
Retailer 8$6,163 AUD
Retailer 9$6,284 AUD
Retailer 3$6,510 AUD
Retailer 5$6,510 AUD
Retailer 19$6,591 AUD
Retailer 6$6,603 AUD
Retailer 12$7,070 AUD
Retailer 18$7,619 AUD
Retailer 4$8,134 AUD
Retailer 15$8,541 AUD
Retailer 17$9,595 AUD
Retailer 16$14,019 AUD
Retailer 14$15,114 AUD
Retailer 1$15,149 AUD
Retailer 10$18,961 AUD
Retailer 11$22,224 AUD
Retailer 13$23,078 AUD
With Clarity$23,858 AUD
Retailer 2$24,158 AUD

40 data points across 21 retailers

22 retailers$5,612 AUD to $24,345 AUD

A
Cheapest Retailer
-
$5,612 AUD
$3,942 USD
A
Retailer 2
-
$5,881 AUD
$4,131 USD
View
A
Retailer 3
-
$6,163 AUD
$4,329 USD
View
A
Retailer 4
-
$6,284 AUD
$4,414 USD
View
Final sale: no returns
Retailer 5
-
$6,510 AUD
$4,573 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$6,510 AUD
$4,573 USD
View
B+
Retailer 7
-
$6,591 AUD
$4,630 USD
View
A
Retailer 8
-
$6,603 AUD
$4,638 USD
View
B+
Retailer 9
-
$7,070 AUD
HK$38,800 HKD
View
B+
Retailer 10
-
$7,619 AUD
$5,352 USD
View
B+
Retailer 11
-
$8,134 AUD
$5,714 USD
View
B+
Retailer 12
-
$8,541 AUD
£4,724 GBP
View
B+
Retailer 13
-
$9,595 AUD
$6,740 USD
View
B+
Retailer 14
-
$14,019 AUD
£7,754 GBP
View
B+
Retailer 15
-
$14,465 AUD
$10,161 USD
View
B+
Retailer 16
-
$15,114 AUD
ZAR 171,513 ZAR
View
B
Retailer 17
-
$15,149 AUD
$10,641 USD
View
B
Retailer 18
-
$18,961 AUD
$13,319 USD
View
B
Retailer 19
-
$22,224 AUD
SGD 21,096 SGD
View
B
Retailer 20
-
$23,078 AUD
$16,211 USD
View
B
Retailer 21
-
$24,158 AUD
$16,970 USD
View
Most Expensive
B
With Clarity
800611729 · Oct 30
$24,345 AUD
$17,101 USD
View
21 more retailers have this diamond
Prices start from $5,612 AUDSave up to $18,733 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
3.54ct Heart
$5,612 AUD