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Asscher|Lab Grown|IGI

3.00ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG839603651

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG839603651

Diamond specifications and retailer prices

From $386 USD
As of November 4, 2026
Save $2,334 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,720 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3ct lab-grown asscher diamond

This 3ct lab-grown asscher 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 LG839603651 or 839603651. Listed at 18 retailers as of November 4, 2026, with prices from $386 to $2,720, a $2,334 spread on the same certified stone. Brilliant Earth lists it at $2,720. 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

3.00
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839603651
Dimensions8.41 × 7.99 × 4.89 mm
L/W Ratio1.05
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm7.99 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839603651
Side View
Table 76.0%Crown 42.5°Girdle: MediumPavilion 42.1°Culet: LargeDepth 61.2%

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: Nov 4
Current: $2,720 USD|Low: $381 USD|High: $4,530 USD|Avg: $1,213 USD|-40.0%
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
Retailer 17
Retailer 18
November 6, 2026
Retailer 6$386 USD
Retailer 15$422 USD
Retailer 7$431 USD
Retailer 16$467 USD
Retailer 10$473 USD
Retailer 14$615 USD
Retailer 2$628 USD
Retailer 4$768 USD
Retailer 13$833 USD
Retailer 9$857 USD
Retailer 3$1,159 USD
Retailer 12$1,488 USD
Retailer 5$1,538 USD
Retailer 8$1,575 USD
Retailer 11$1,757 USD
Retailer 17$1,864 USD
Retailer 18$2,200 USD
Brilliant Earth$2,720 USD

41 data points across 18 retailers

18 retailers$386 USD to $2,720 USD

A
Cheapest Retailer
-
$386 USD
A
Retailer 2
-
$422 USD
View
A
Retailer 3
-
$431 USD
View
Final sale: no returns
A
Retailer 4
-
$467 USD
View
Retailer 5
-
$473 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$615 USD
View
B+
Retailer 7
-
$628 USD
View
Retailer 8
-
$768 USD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$833 USD
View
A
Retailer 10
-
$857 USD
View
B+
Retailer 11
-
$1,159 USD
View
B+
Retailer 12
-
$1,488 USD
View
B
Retailer 13
-
$1,538 USD
View
B+
Retailer 14
-
$1,575 USD
View
B
Retailer 15
-
$1,757 USD
View
B
Retailer 16
-
$1,864 USD
View
B
Retailer 17
-
$2,200 USD
View
Most Expensive
B
Brilliant Earth
21728445A · Nov 4
$2,720 USD
View
17 more retailers have this diamond
Prices start from $386 USDSave up to $2,334 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
3.00ct Asscher
$386 USD