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Emerald|Lab Grown|IGI

1.80ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG789628962

Shape and cutting style on the report: Emerald cut

Certificate IGI LG789628962

Diamond specifications and retailer prices

From $607 NZD
$341 USD
As of October 27, 2026
Save $2,510 NZD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,118 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.8ct lab-grown emerald diamond

This 1.8ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG789628962 or 789628962. Listed at 13 retailers as of October 27, 2026, with prices from $607 to $3,118, a $2,510 spread on the same certified stone. Brilliant Earth lists it at $3,118. 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

1.80
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789628962
Dimensions8.33 × 5.71 × 3.77 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.71 mm1.80 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789628962
Side View
Table 66.0%Crown 35.1°Girdle: MediumPavilion 40°Culet: LargeDepth 66.0%

Caratlytics Score

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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: $3,118 NZD|Low: $583 NZD|High: $4,668 NZD|Avg: $1,518 NZD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 9$607 NZD
Retailer 10$679 NZD
Retailer 4$705 NZD
Retailer 3$754 NZD
Retailer 11$754 NZD
Retailer 6$1,024 NZD
Retailer 12$1,215 NZD
Retailer 5$1,229 NZD
Retailer 2$1,346 NZD
Retailer 8$2,209 NZD
Retailer 13$2,421 NZD
Retailer 7$3,034 NZD
Brilliant Earth$3,118 NZD

42 data points across 13 retailers

13 retailers$607 NZD to $3,118 NZD

A
Cheapest Retailer
-
$607 NZD
$341 USD
A
Retailer 2
-
$679 NZD
$381 USD
View
Final sale: no returns
A
Retailer 3
-
$705 NZD
$396 USD
View
A
Retailer 4
-
$754 NZD
$423 USD
View
A
Retailer 5
-
$754 NZD
$423 USD
View
A
Retailer 6
-
$1,024 NZD
$575 USD
View
B+
Retailer 7
-
$1,215 NZD
$682 USD
View
B+
Retailer 8
-
$1,229 NZD
$690 USD
View
B+
Retailer 9
-
$1,346 NZD
£595 GBP
View
B
Retailer 10
-
$2,209 NZD
$1,240 USD
View
B
Retailer 11
-
$2,421 NZD
$1,359 USD
View
B
Retailer 12
-
$3,034 NZD
£1,341 GBP
View
Most Expensive
B
Brilliant Earth
21067255A · Oct 28
$3,118 NZD
$1,750 USD
View
12 more retailers have this diamond
Prices start from $607 NZDSave up to $2,510 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
1.80ct Emerald
$607 NZD