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Oval|Lab Grown|IGI

3.06ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG757529305

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG757529305

Diamond specifications and retailer prices

From $366 USD
As of November 6, 2026
Save $2,084 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,450 USD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.06ct lab-grown oval diamond

This 3.06ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG757529305 or 757529305. Listed at 17 retailers as of November 6, 2026, with prices from $366 to $2,450, a $2,084 spread on the same certified stone. Brilliant Earth lists it at $2,450. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757529305
Dimensions11.74 × 8.14 × 5.07 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm8.14 mm3.06 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757529305
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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: Nov 6
Current: $2,450 USD|Low: $355 USD|High: $2,450 USD|Avg: $1,015 USD
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 6$366 USD
Retailer 14$424 USD
Retailer 4$453 USD
Retailer 7$453 USD
Retailer 12$605 USD
Retailer 8$608 USD
Retailer 2$723 USD
Retailer 9$807 USD
Retailer 3$844 USD
Retailer 16$1,005 USD
Retailer 13$1,129 USD
Retailer 11$1,330 USD
Retailer 5$1,458 USD
Retailer 10$1,766 USD
Retailer 15$1,900 USD
Brilliant Earth$2,450 USD

46 data points across 16 retailers

17 retailers$366 USD to $2,450 USD

A
Cheapest Retailer
-
$366 USD
A
Retailer 2
-
$424 USD
View
A
Retailer 3
-
$453 USD
View
Retailer 4
-
$453 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$605 USD
View
B+
Retailer 6
-
$608 USD
View
A
Retailer 7
-
$723 USD
View
A
Retailer 8
-
$807 USD
View
A
Retailer 9
-
$844 USD
View
A
Retailer 10
-
$1,005 USD
View
B+
Retailer 11
-
$1,129 USD
View
B+
Retailer 12
-
$1,137 USD
View
B+
Retailer 13
-
$1,330 USD
View
B+
Retailer 14
-
$1,458 USD
View
B+
Retailer 15
-
$1,766 USD
View
B
Retailer 16
-
$1,900 USD
View
Most Expensive
B
Brilliant Earth
17384865A · Nov 6
$2,450 USD
View
16 more retailers have this diamond
Prices start from $366 USDSave up to $2,084 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 Oval
$366 USD