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Heart|Lab Grown|IGI

3.54ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG800611923

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG800611923

Diamond specifications and retailer prices

From $5,403 AUD
$3,795 USD
As of October 30, 2026
Save $17,979 AUD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $23,381 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 LG800611923 or 800611923. Listed at 22 retailers as of October 30, 2026, with prices from $5,403 to $23,381, a $17,979 spread on the same certified stone. With Clarity lists it at $23,381. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800611923
Dimensions10.65 × 9.20 × 6.19 mm
L/W Ratio1.16
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
10.65 mm9.20 mm3.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800611923
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $15,149 AUD|Low: $5,186 AUD|High: $26,497 AUD|Avg: $11,794 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
With Clarity
October 30, 2026
Retailer 2$5,403 AUD
Retailer 6$5,662 AUD
Retailer 7$5,951 AUD
Retailer 8$6,049 AUD
Retailer 3$6,267 AUD
Retailer 19$6,356 AUD
Retailer 5$6,527 AUD
Retailer 12$7,070 AUD
Retailer 18$7,472 AUD
Retailer 4$7,830 AUD
Retailer 15$8,205 AUD
Retailer 17$9,225 AUD
Retailer 16$13,495 AUD
Retailer 14$14,548 AUD
Retailer 1$15,149 AUD
Retailer 9$18,247 AUD
Retailer 10$21,346 AUD
Retailer 11$22,162 AUD
Retailer 13$22,649 AUD
With Clarity$22,914 AUD

40 data points across 20 retailers

22 retailers$5,403 AUD to $23,381 AUD

A
Cheapest Retailer
-
$5,403 AUD
$3,795 USD
A
Retailer 2
-
$5,662 AUD
$3,977 USD
View
A
Retailer 3
-
$5,951 AUD
$4,180 USD
View
A
Retailer 4
-
$6,049 AUD
$4,249 USD
View
Final sale: no returns
Retailer 5
-
$6,267 AUD
$4,402 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$6,267 AUD
$4,402 USD
View
A
Retailer 7
-
$6,356 AUD
$4,465 USD
View
B+
Retailer 8
-
$6,527 AUD
$4,585 USD
View
B+
Retailer 9
-
$7,070 AUD
HK$38,800 HKD
View
B+
Retailer 10
-
$7,472 AUD
$5,249 USD
View
B+
Retailer 11
-
$7,830 AUD
$5,500 USD
View
B+
Retailer 12
-
$8,205 AUD
£4,538 GBP
View
B+
Retailer 13
-
$9,225 AUD
$6,480 USD
View
B+
Retailer 14
-
$13,495 AUD
£7,464 GBP
View
B+
Retailer 15
-
$14,465 AUD
$10,161 USD
View
B+
Retailer 16
-
$14,548 AUD
ZAR 165,090 ZAR
View
B
Retailer 17
-
$15,149 AUD
$10,641 USD
View
B
Retailer 18
-
$18,247 AUD
$12,818 USD
View
B
Retailer 19
-
$21,346 AUD
SGD 20,263 SGD
View
B
Retailer 20
-
$22,162 AUD
$15,568 USD
View
B
Retailer 21
-
$22,649 AUD
$15,910 USD
View
Most Expensive
B
With Clarity
800611923 · Oct 30
$23,381 AUD
$16,424 USD
View
21 more retailers have this diamond
Prices start from $5,403 AUDSave up to $17,979 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
$5,403 AUD