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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 $337 NZD
$190 USD
As of October 27, 2026
Save $2,928 NZD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,265 NZD 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 9 retailers as of October 26, 2026, with prices from $337 to $3,265, a $2,928 spread on the same certified stone. Brilliant Earth lists it at $3,265. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $3,265 NZD|Low: $261 NZD|High: $3,371 NZD|Avg: $1,355 NZD|-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$337 NZD
Retailer 12$381 NZD
Retailer 8$392 NZD
Retailer 7$733 NZD
Retailer 4$774 NZD
Retailer 3$967 NZD
Retailer 5$1,350 NZD
Retailer 10$1,457 NZD
Retailer 11$1,485 NZD
Retailer 2$1,852 NZD
Retailer 6$3,247 NZD
Brilliant Earth$3,265 NZD

17 data points across 12 retailers

9 retailers$337 NZD to $3,265 NZD

A
Cheapest Retailer
-
$337 NZD
$190 USD
A
Retailer 2
-
$392 NZD
$221 USD
View
B+
Retailer 3
-
$733 NZD
$413 USD
View
B+
Retailer 4
-
$1,350 NZD
$761 USD
View
B+
Retailer 5
-
$1,457 NZD
$821 USD
View
B
Retailer 6
-
$1,485 NZD
$837 USD
View
B
Retailer 7
-
$1,852 NZD
£822 GBP
View
B
Retailer 8
-
$3,247 NZD
$1,830 USD
View
Most Expensive
B
Brilliant Earth
7031198Y · Oct 26
$3,265 NZD
$1,840 USD
View
8 more retailers have this diamond
Prices start from $337 NZDSave up to $2,928 NZD

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
$337 NZD