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Heart|Lab Grown|IGI

3.56ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG826659203

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826659203

Diamond specifications and retailer prices

From $5,642 AUD
$3,963 USD
As of October 30, 2026
Save $18,840 AUD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $24,482 AUD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.56ct lab-grown heart diamond

This 3.56ct 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 LG826659203 or 826659203. Listed at 20 retailers as of October 30, 2026, with prices from $5,642 to $24,482, a $18,840 spread on the same certified stone. With Clarity lists it at $24,482. 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

3.56
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826659203
Dimensions9.52 × 10.84 × 6.18 mm
L/W Ratio1.14
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 mm10.84 mm3.56 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826659203
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 57.0%

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: $8,680 AUD|Low: $5,417 AUD|High: $24,482 AUD|Avg: $11,354 AUD|-5.8%
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 31, 2026
Retailer 19$5,642 AUD
Retailer 7$5,912 AUD
Retailer 8$6,193 AUD
Retailer 9$6,318 AUD
Retailer 2$6,544 AUD
Retailer 4$6,544 AUD
Retailer 18$6,627 AUD
Retailer 5$6,665 AUD
Retailer 13$7,198 AUD
Retailer 3$8,179 AUD
Retailer 15$8,589 AUD
Retailer 1$8,680 AUD
Retailer 16$9,649 AUD
Retailer 17$14,093 AUD
Retailer 12$14,724 AUD
Retailer 14$15,195 AUD
Retailer 10$19,063 AUD
Retailer 6$22,348 AUD
Retailer 11$23,209 AUD
With Clarity$24,482 AUD

39 data points across 20 retailers

20 retailers$5,642 AUD to $24,482 AUD

A
Cheapest Retailer
-
$5,642 AUD
$3,963 USD
A
Retailer 2
-
$5,912 AUD
$4,153 USD
View
A
Retailer 3
-
$6,193 AUD
$4,350 USD
View
B+
Retailer 4
-
$6,318 AUD
$4,438 USD
View
Final sale: no returns
Retailer 5
-
$6,544 AUD
$4,597 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$6,544 AUD
$4,597 USD
View
B+
Retailer 7
-
$6,627 AUD
$4,655 USD
View
A
Retailer 8
-
$6,665 AUD
$4,682 USD
View
B+
Retailer 9
-
$7,198 AUD
HK$39,500 HKD
View
B+
Retailer 10
-
$8,179 AUD
$5,745 USD
View
B+
Retailer 11
-
$8,589 AUD
£4,751 GBP
View
B+
Retailer 12
-
$8,680 AUD
$6,097 USD
View
B+
Retailer 13
-
$9,649 AUD
$6,778 USD
View
B+
Retailer 14
-
$14,093 AUD
£7,795 GBP
View
B+
Retailer 15
-
$14,724 AUD
$10,343 USD
View
B+
Retailer 16
-
$15,195 AUD
ZAR 172,430 ZAR
View
B
Retailer 17
-
$19,063 AUD
$13,391 USD
View
B
Retailer 18
-
$22,348 AUD
SGD 21,214 SGD
View
B
Retailer 19
-
$23,209 AUD
$16,303 USD
View
Most Expensive
B
With Clarity
826659203 · Oct 30
$24,482 AUD
$17,197 USD
View
19 more retailers have this diamond
Prices start from $5,642 AUDSave up to $18,840 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
3.56ct Heart
$5,642 AUD