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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 $190 USD
As of October 27, 2026
Save $1,650 USD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,840 USD 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 $190 to $1,840, a $1,650 spread on the same certified stone. Brilliant Earth lists it at $1,840. 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
Color
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: $1,840 USD|Low: $147 USD|High: $1,900 USD|Avg: $764 USD|-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$190 USD
Retailer 12$215 USD
Retailer 8$221 USD
Retailer 7$413 USD
Retailer 4$436 USD
Retailer 3$545 USD
Retailer 5$761 USD
Retailer 10$821 USD
Retailer 11$837 USD
Retailer 2$1,044 USD
Retailer 6$1,830 USD
Brilliant Earth$1,840 USD

17 data points across 12 retailers

10 retailers$190 USD to $1,840 USD

A
Cheapest Retailer
-
$190 USD
A
Retailer 2
-
$215 USD
View
Final sale: no returns
A
Retailer 3
-
$221 USD
View
B+
Retailer 4
-
$413 USD
View
B
Retailer 5
-
$761 USD
View
B+
Retailer 6
-
$821 USD
View
B
Retailer 7
-
$837 USD
View
B
Retailer 8
-
$1,044 USD
£822 GBP
View
B
Retailer 9
-
$1,830 USD
View
Most Expensive
B
Brilliant Earth
7031198Y · Oct 26
$1,840 USD
View
9 more retailers have this diamond
Prices start from $190 USDSave up to $1,650 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
1.65ct Emerald
$190 USD