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Emerald|Lab Grown|IGI

1.46ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG754582454

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754582454

Diamond specifications and retailer prices

From $273 NZD
$154 USD
As of October 30, 2026
Save $1,341 NZD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,615 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.46ct lab-grown emerald diamond

This 1.46ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754582454 or 754582454. Listed at 9 retailers as of October 29, 2026, with prices from $273 to $1,615, a $1,341 spread on the same certified stone. Brilliant Earth lists it at $1,615. 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

1.46
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754582454
Dimensions7.47 × 5.38 × 3.69 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.47 mm5.38 mm1.46 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754582454
Side View
Table 67.0%Crown 40.3°Girdle: MediumPavilion 41.2°Culet: LargeDepth 68.6%

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 30
Current: $1,615 NZD|Low: $273 NZD|High: $1,650 NZD|Avg: $1,038 NZD|-2.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 5$273 NZD
Retailer 8$541 NZD
Retailer 2$594 NZD
Retailer 10$831 NZD
Retailer 7$935 NZD
Retailer 9$1,095 NZD
Retailer 4$1,152 NZD
Retailer 6$1,372 NZD
Retailer 3$1,593 NZD
Brilliant Earth$1,615 NZD

18 data points across 10 retailers

9 retailers$273 NZD to $1,615 NZD

A
Cheapest Retailer
-
$273 NZD
$154 USD
A
Retailer 2
-
$318 NZD
$179 USD
View
A
Retailer 3
-
$594 NZD
€319 EUR
View
B+
Retailer 4
-
$935 NZD
$527 USD
View
B+
Retailer 5
-
$1,089 NZD
$614 USD
View
B
Retailer 6
-
$1,152 NZD
$649 USD
View
Retailer 7
-
$1,372 NZD
SGD 1,045 SGD
View
Price last confirmed 19 days ago
B
Retailer 8
-
$1,593 NZD
£707 GBP
View
Most Expensive
B
Brilliant Earth
20812158A · Oct 29
$1,615 NZD
$910 USD
View
8 more retailers have this diamond
Prices start from $273 NZDSave up to $1,341 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
1.46ct Emerald
$273 NZD