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Emerald|Lab Grown|IGI

1.65ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG572340284

Shape and cutting style on the report: Emerald cut

Certificate IGI LG572340284

Diamond specifications and retailer prices

From $270 AUD
$190 USD
As of October 27, 2026
Save $2,349 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,619 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.65ct lab-grown emerald diamond

This 1.65ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG572340284 or 572340284. Listed at 10 retailers as of October 26, 2026, with prices from $270 to $2,619, a $2,349 spread on the same certified stone. Brilliant Earth lists it at $2,619. 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

1.65
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG572340284
Dimensions8.11 × 5.48 × 3.71 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.11 mm5.48 mm1.65 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG572340284
Side View
Table 61.5%Crown 35.5°Girdle: MediumPavilion 40°Culet: LargeDepth 67.7%

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 27
Current: $2,619 AUD|Low: $209 AUD|High: $2,704 AUD|Avg: $1,087 AUD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 25, 2026
Retailer 9$270 AUD
Retailer 12$306 AUD
Retailer 8$315 AUD
Retailer 7$588 AUD
Retailer 4$621 AUD
Retailer 3$776 AUD
Retailer 5$1,083 AUD
Retailer 10$1,168 AUD
Retailer 11$1,191 AUD
Retailer 2$1,486 AUD
Retailer 6$2,605 AUD
Brilliant Earth$2,619 AUD

17 data points across 12 retailers

10 retailers$270 AUD to $2,619 AUD

A
Cheapest Retailer
-
$270 AUD
$190 USD
A
Retailer 2
-
$306 AUD
$215 USD
View
Final sale: no returns
A
Retailer 3
-
$315 AUD
$221 USD
View
B+
Retailer 4
-
$588 AUD
$413 USD
View
B
Retailer 5
-
$1,083 AUD
$761 USD
View
B+
Retailer 6
-
$1,168 AUD
$821 USD
View
B
Retailer 7
-
$1,191 AUD
$837 USD
View
B
Retailer 8
-
$1,486 AUD
£822 GBP
View
B
Retailer 9
-
$2,605 AUD
$1,830 USD
View
Most Expensive
B
Brilliant Earth
7031198Y · Oct 26
$2,619 AUD
$1,840 USD
View
9 more retailers have this diamond
Prices start from $270 AUDSave up to $2,349 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
1.65ct Emerald
$270 AUD