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Round|Lab Grown|IGI

3.06ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG670467839

Shape and cutting style on the report: Round brilliant

Certificate IGI LG670467839

Diamond specifications and retailer prices

From $647 USD
As of October 29, 2026
Save $10,733 USD (94%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,380 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 LG670467839 or 670467839. Listed at 24 retailers as of October 29, 2026, with prices from $647 to $11,380, a $10,733 spread on the same certified stone. Brilliant Earth lists it at $11,380. 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 angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670467839
Dimensions9.28 × 9.33 × 5.76 mm
L/W Ratio1.01
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
9.28 mm9.33 mm3.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670467839
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $11,380 USD|Low: $621 USD|High: $11,390 USD|Avg: $2,040 USD|-0.1%
Brilliant Earth
Retailer 2
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October 30, 2026
Retailer 5$647 USD
Retailer 16$704 USD
Retailer 23$724 USD
Retailer 4$750 USD
Retailer 6$750 USD
Retailer 3$870 USD
Retailer 17$921 USD
Retailer 20$930 USD
Retailer 8$1,056 USD
Retailer 10$1,075 USD
Retailer 2$1,195 USD
Retailer 19$1,316 USD
Retailer 21$1,704 USD
Retailer 18$1,742 USD
Retailer 22$1,917 USD
Retailer 7$2,087 USD
Retailer 9$2,110 USD
Retailer 12$2,560 USD
Retailer 15$2,589 USD
Retailer 11$2,620 USD
Retailer 14$2,665 USD
Retailer 13$3,178 USD
Brilliant Earth$11,380 USD

29 data points across 23 retailers

24 retailers$647 USD to $11,380 USD

A+
Cheapest Retailer
-
$647 USD
A
Retailer 2
-
$704 USD
View
A
Retailer 3
-
$724 USD
View
Final sale: no returns
A
Retailer 4
-
$750 USD
View
Retailer 5
-
$750 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$870 USD
HK$6,800 HKD
View
A
Retailer 7
-
$921 USD
£725 GBP
View
A
Retailer 8
-
$930 USD
View
A
Retailer 9
-
$1,056 USD
View
A
Retailer 10
-
$1,075 USD
View
A
Retailer 11
-
$1,195 USD
£941 GBP
View
A
Retailer 12
-
$1,316 USD
€1,253 EUR
View
Retailer 13
-
$1,704 USD
A$2,622 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$1,742 USD
ZAR 28,147 ZAR
View
A
Retailer 15
-
$1,917 USD
View
A
Retailer 16
-
$2,087 USD
View
A
Retailer 17
-
$2,110 USD
View
A
Retailer 18
-
$2,560 USD
View
A
Retailer 19
-
$2,589 USD
View
A
Retailer 20
-
$2,620 USD
View
A
Retailer 21
-
$2,665 USD
View
B+
Retailer 22
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$3,178 USD
£2,502 GBP
View
Retailer 23
-
$6,071 USD
£4,780 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
15028086A · Oct 29
$11,380 USD
View
23 more retailers have this diamond
Prices start from $647 USDSave up to $10,733 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
$647 USD