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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 $550 AUD
$386 USD
As of October 30, 2026
Save $3,323 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,872 AUD at Brilliant Earth · As of October 30, 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 October 30, 2026, with prices from $550 to $3,872, a $3,323 spread on the same certified stone. Brilliant Earth lists it at $3,872. 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,872 AUD|Low: $542 AUD|High: $6,449 AUD|Avg: $1,762 AUD|-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
October 31, 2026
Retailer 18$550 AUD
Retailer 3$614 AUD
Retailer 17$615 AUD
Retailer 10$673 AUD
Retailer 12$680 AUD
Retailer 16$890 AUD
Retailer 6$914 AUD
Retailer 13$1,094 AUD
Retailer 8$1,220 AUD
Retailer 2$1,233 AUD
Retailer 11$1,630 AUD
Retailer 4$2,169 AUD
Retailer 14$2,189 AUD
Retailer 7$2,243 AUD
Retailer 15$2,543 AUD
Retailer 5$2,665 AUD
Retailer 9$3,253 AUD
Brilliant Earth$3,872 AUD

41 data points across 18 retailers

18 retailers$550 AUD to $3,872 AUD

A
Cheapest Retailer
-
$550 AUD
$386 USD
A
Retailer 2
-
$614 AUD
$431 USD
View
Final sale: no returns
A
Retailer 3
-
$615 AUD
$432 USD
View
A
Retailer 4
-
$673 AUD
$473 USD
View
A
Retailer 5
-
$680 AUD
$478 USD
View
A
Retailer 6
-
$890 AUD
$625 USD
View
B+
Retailer 7
-
$914 AUD
$642 USD
View
A
Retailer 8
-
$1,094 AUD
€732 EUR
View
A
Retailer 9
-
$1,220 AUD
$857 USD
View
A
Retailer 10
-
$1,233 AUD
£682 GBP
View
B+
Retailer 11
-
$1,630 AUD
$1,145 USD
View
B
Retailer 12
-
$2,169 AUD
SGD 2,059 SGD
View
B
Retailer 13
-
$2,189 AUD
$1,538 USD
View
B+
Retailer 14
-
$2,243 AUD
$1,575 USD
View
B
Retailer 15
-
$2,543 AUD
$1,786 USD
View
B
Retailer 16
-
$2,665 AUD
£1,474 GBP
View
B
Retailer 17
-
$3,253 AUD
$2,285 USD
View
Most Expensive
B
Brilliant Earth
21728445A · Oct 30
$3,872 AUD
$2,720 USD
View
17 more retailers have this diamond
Prices start from $550 AUDSave up to $3,323 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
3.00ct Asscher
$550 AUD