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Emerald|Lab Grown|IGI

1.01ct E SI2 Emerald Lab Grown Diamond

ID • E/SI2 • IGI LG451075666

Shape and cutting style on the report: Emerald cut

Certificate IGI LG451075666

Diamond specifications and retailer prices

From $321 NZD
$181 USD
As of October 30, 2026
Save $1,538 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,859 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451075666 or 451075666. Listed at 11 retailers as of October 26, 2026, with prices from $321 to $1,859, a $1,538 spread on the same certified stone. MOH London lists it at $1,859. 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

1.01
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle26.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451075666
Dimensions6.78 × 5.20 × 3.08 mm
L/W Ratio1.30
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
6.78 mm5.20 mm1.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451075666
Side View
Table 65.5%Crown 26.6°Girdle: MED-STKPavilion 41.5°Culet: LNGDepth 59.2%

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: $1,859 NZD|Low: $307 NZD|High: $1,879 NZD|Avg: $865 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 5$321 NZD
Retailer 6$371 NZD
Retailer 7$397 NZD
Retailer 8$397 NZD
Retailer 11$568 NZD
Retailer 4$701 NZD
Retailer 10$822 NZD
Retailer 9$1,277 NZD
Retailer 2$1,348 NZD
Retailer 3$1,384 NZD
MOH London$1,859 NZD

19 data points across 11 retailers

11 retailers$321 NZD to $1,859 NZD

A
Cheapest Retailer
-
$321 NZD
$181 USD
A
Retailer 2
-
$371 NZD
$209 USD
View
A
Retailer 3
-
$397 NZD
$224 USD
View
A
Retailer 4
-
$397 NZD
$224 USD
View
Retailer 5
-
$568 NZD
HK$2,500 HKD
View
Price last confirmed 56 days ago
B+
Retailer 6
-
$701 NZD
$395 USD
View
B+
Retailer 7
-
$822 NZD
$463 USD
View
B
Retailer 8
-
$1,277 NZD
$720 USD
View
B
Retailer 9
-
$1,348 NZD
$760 USD
View
Retailer 10
-
$1,384 NZD
SGD 1,054 SGD
View
Price last confirmed 22 days ago
Most Expensive
B
MOH London
LG451075666 · Oct 26
$1,859 NZD
£825 GBP
View
10 more retailers have this diamond
Prices start from $321 NZDSave up to $1,538 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
1.01ct Emerald
$321 NZD