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Round|Lab Grown|IGI

3.06ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG589309990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG589309990

Diamond specifications and retailer prices

From $895 USD
As of October 29, 2026
Save $10,435 USD (92%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,330 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.06ct lab-grown round diamond

This 3.06ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG589309990 or 589309990. Listed at 24 retailers as of October 29, 2026, with prices from $895 to $11,330, a $10,435 spread on the same certified stone. Brilliant Earth lists it at $11,330. 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

3.06
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589309990
Dimensions9.29 × 9.33 × 5.68 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.29 mm9.33 mm3.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589309990
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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: $11,330 USD|Low: $767 USD|High: $11,330 USD|Avg: $2,475 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 17$799 USD
Retailer 9$895 USD
Retailer 5$927 USD
Retailer 18$927 USD
Retailer 12$1,256 USD
Retailer 8$1,299 USD
Retailer 4$1,497 USD
Retailer 13$1,500 USD
Retailer 2$1,565 USD
Retailer 16$2,205 USD
Retailer 15$2,309 USD
Retailer 11$2,377 USD
Retailer 10$2,848 USD
Retailer 3$2,901 USD
Retailer 6$3,049 USD
Retailer 14$3,842 USD
Retailer 7$4,307 USD
Brilliant Earth$11,330 USD

44 data points across 18 retailers

24 retailers$895 USD to $11,330 USD

A
Retailer 1
-
$799 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$870 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$895 USD
View
Final sale: no returns
A
Retailer 4
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$927 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$927 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,256 USD
£989 GBP
View
A
Retailer 7
-
$1,299 USD
View
A
Retailer 8
-
$1,497 USD
View
A
Retailer 9
-
$1,500 USD
View
A
Retailer 10
-
$1,565 USD
£1,232 GBP
View
A
Retailer 11
-
$1,661 USD
View
A
Retailer 12
-
$2,205 USD
View
A
Retailer 13
-
$2,309 USD
A$3,553 AUD
View
Price last confirmed 8 days ago
A
Retailer 14
-
$2,377 USD
ZAR 38,397 ZAR
View
A
Retailer 15
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$2,848 USD
View
B+
Retailer 16
-
$2,878 USD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$2,901 USD
View
B+
Retailer 18
-
$3,049 USD
View
B+
Retailer 19
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$3,079 USD
View
B+
Retailer 20
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$3,651 USD
View
B+
Retailer 21
-
$3,842 USD
£3,025 GBP
View
B+
Retailer 22
-
$4,307 USD
View
B
Retailer 23
-
$7,100 USD
View
Most Expensive
B
Brilliant Earth
18396914Y · Oct 29
$11,330 USD
View
23 more retailers have this diamond
Prices start from $895 USDSave up to $10,435 USD

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
3.06ct Round
$895 USD