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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 $485 AUD
$341 USD
As of October 27, 2026
Save $2,003 AUD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,488 AUD 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 $485 to $2,488, a $2,003 spread on the same certified stone. Brilliant Earth lists it at $2,488. 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

How it works →
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: $2,488 AUD|Low: $465 AUD|High: $3,725 AUD|Avg: $1,212 AUD|-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$485 AUD
Retailer 10$542 AUD
Retailer 4$563 AUD
Retailer 3$601 AUD
Retailer 11$601 AUD
Retailer 6$818 AUD
Retailer 12$970 AUD
Retailer 5$981 AUD
Retailer 2$1,074 AUD
Retailer 8$1,763 AUD
Retailer 13$1,932 AUD
Retailer 7$2,422 AUD
Brilliant Earth$2,488 AUD

42 data points across 13 retailers

13 retailers$485 AUD to $2,488 AUD

A
Cheapest Retailer
-
$485 AUD
$341 USD
A
Retailer 2
-
$542 AUD
$381 USD
View
Final sale: no returns
A
Retailer 3
-
$563 AUD
$396 USD
View
A
Retailer 4
-
$601 AUD
$423 USD
View
A
Retailer 5
-
$601 AUD
$423 USD
View
A
Retailer 6
-
$818 AUD
$575 USD
View
B+
Retailer 7
-
$970 AUD
$682 USD
View
B+
Retailer 8
-
$981 AUD
$690 USD
View
B+
Retailer 9
-
$1,074 AUD
£595 GBP
View
B
Retailer 10
-
$1,763 AUD
$1,240 USD
View
B
Retailer 11
-
$1,932 AUD
$1,359 USD
View
B
Retailer 12
-
$2,422 AUD
£1,341 GBP
View
Most Expensive
B
Brilliant Earth
21067255A · Oct 28
$2,488 AUD
$1,750 USD
View
12 more retailers have this diamond
Prices start from $485 AUDSave up to $2,003 AUD

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
$485 AUD