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Round|Lab Grown|IGI

3.26ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804664740

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804664740

Diamond specifications and retailer prices

From $3,687 AUD
$2,590 USD
As of October 29, 2026
Save $17,978 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,664 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.26ct lab-grown round diamond

This 3.26ct lab-grown round 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 LG804664740 or 804664740. Listed at 13 retailers as of October 29, 2026, with prices from $3,687 to $21,664, a $17,978 spread on the same certified stone. Brilliant Earth lists it at $21,664. 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

3.26
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804664740
Dimensions9.49 × 9.43 × 5.88 mm
L/W Ratio1.01
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
9.49 mm9.43 mm3.26 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804664740
Side View
Table 55.0%Crown 34.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.1%

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 29
Current: $21,664 AUD|Low: $3,687 AUD|High: $24,312 AUD|Avg: $8,358 AUD|-10.9%
Brilliant Earth
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 10$3,687 AUD
Retailer 3$4,282 AUD
Retailer 13$4,336 AUD
Retailer 2$4,804 AUD
Retailer 14$5,292 AUD
Retailer 9$5,605 AUD
Retailer 6$6,826 AUD
Retailer 7$8,138 AUD
Retailer 11$9,188 AUD
Retailer 5$9,443 AUD
Retailer 8$9,559 AUD
Retailer 12$12,254 AUD
Retailer 4$13,568 AUD
Brilliant Earth$21,664 AUD

42 data points across 14 retailers

13 retailers$3,687 AUD to $21,664 AUD

A
Cheapest Retailer
-
$3,687 AUD
$2,590 USD
A
Retailer 2
-
$4,282 AUD
HK$23,500 HKD
View
A
Retailer 3
-
$4,336 AUD
$3,046 USD
View
B+
Retailer 4
-
$4,804 AUD
£2,657 GBP
View
B+
Retailer 5
-
$5,292 AUD
$3,718 USD
View
B+
Retailer 6
-
$5,605 AUD
€3,750 EUR
View
B+
Retailer 7
-
$8,138 AUD
ZAR 92,365 ZAR
View
B+
Retailer 8
-
$9,188 AUD
$6,455 USD
View
B+
Retailer 9
-
$9,443 AUD
$6,634 USD
View
B+
Retailer 10
-
$9,559 AUD
£5,288 GBP
View
B
Retailer 11
-
$12,254 AUD
$8,609 USD
View
B
Retailer 12
-
$13,568 AUD
$9,532 USD
View
Most Expensive
B
Brilliant Earth
20449387A · Oct 30
$21,664 AUD
$15,220 USD
View
12 more retailers have this diamond
Prices start from $3,687 AUDSave up to $17,978 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
3.26ct Round
$3,687 AUD