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Emerald|Lab Grown|IGI

1.05ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG371912088

Shape and cutting style on the report: Emerald cut

Certificate IGI LG371912088

Diamond specifications and retailer prices

From $261 NZD
As of November 6, 2026
Save $1,393 NZD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,654 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.05ct lab-grown emerald diamond

This 1.05ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG371912088 or 371912088. Listed at 13 retailers as of November 4, 2026, with prices from $261 to $1,654, a $1,393 spread on the same certified stone. Brilliant Earth lists it at $1,654. 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

1.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG371912088
Dimensions6.74 × 4.84 × 3.26 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This laboratory grown diamond is classified as Type II.
Top View
6.74 mm4.84 mm1.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG371912088
Side View
Table 68.0%CrownGirdle: MediumPavilionCulet: LargeDepth 67.4%

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: Nov 6
Current: $1,654 NZD|Low: $251 NZD|High: $1,708 NZD|Avg: $592 NZD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 7$261 NZD
Retailer 11$292 NZD
Retailer 8$324 NZD
Retailer 9$324 NZD
Retailer 10$441 NZD
Retailer 2$553 NZD
Retailer 3$615 NZD
Retailer 4$615 NZD
Retailer 5$615 NZD
Retailer 6$777 NZD
Brilliant Earth$1,654 NZD

44 data points across 11 retailers

13 retailers$261 NZD to $1,654 NZD

A
Cheapest Retailer
-
$261 NZD
A
Retailer 2
-
$292 NZD
View
Final sale: no returns
A
Retailer 3
-
$302 NZD
View
A
Retailer 4
-
$324 NZD
View
Retailer 5
-
$324 NZD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$441 NZD
View
A
Retailer 7
-
$553 NZD
View
A
Retailer 8
-
$615 NZD
View
B+
Retailer 9
-
$615 NZD
View
Retailer 10
-
$615 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$777 NZD
View
B+
Retailer 12
-
$1,042 NZD
View
Most Expensive
B
Brilliant Earth
18032335A · Nov 4
$1,654 NZD
$930 USD
View
12 more retailers have this diamond
Prices start from $261 NZDSave up to $1,393 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
1.05ct Emerald
$261 NZD