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Emerald|Lab Grown|IGI

1.66ct E VVS1 Emerald Lab Grown Diamond

ID • E/VVS1 • IGI LG811627045

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811627045

Diamond specifications and retailer prices

From $322 AUD
$226 USD
As of October 30, 2026
Save $2,227 AUD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,876 AUD at Brilliant Earth · As of October 4, 2026
View at Brilliant Earth

About this 1.66ct lab-grown emerald diamond

This 1.66ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811627045 or 811627045. Listed at 22 retailers as of October 30, 2026, with a 692% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811627045
Dimensions7.72 × 5.53 × 3.90 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.72 mm5.53 mm1.66 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811627045
Side View
Table 65.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: LargeDepth 70.5%

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: $2,548 AUD|Low: $312 AUD|High: $2,961 AUD|Avg: $1,038 AUD|-13.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
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Retailer 17
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Retailer 19
Retailer 20
November 1, 2026
Retailer 20$322 AUD
Retailer 7$359 AUD
Retailer 19$373 AUD
Retailer 4$399 AUD
Retailer 8$399 AUD
Retailer 9$538 AUD
Retailer 15$658 AUD
Retailer 17$685 AUD
Retailer 13$744 AUD
Retailer 5$767 AUD
Retailer 18$932 AUD
Retailer 14$982 AUD
Retailer 12$1,028 AUD
Retailer 3$1,283 AUD
Retailer 6$1,357 AUD
Retailer 2$1,598 AUD
Retailer 11$1,623 AUD
Retailer 10$1,817 AUD
Retailer 16$2,335 AUD
Brilliant Earth$2,548 AUD

37 data points across 20 retailers

22 retailers$322 AUD to $2,548 AUD

A
Cheapest Retailer
-
$322 AUD
$226 USD
A
Retailer 2
-
$359 AUD
$252 USD
View
Final sale: no returns
A
Retailer 3
-
$373 AUD
$262 USD
View
A
Retailer 4
-
$399 AUD
$280 USD
View
A
Retailer 5
-
$399 AUD
$280 USD
View
B+
Retailer 6
-
$538 AUD
$378 USD
View
A
Retailer 7
-
$658 AUD
€440 EUR
View
A
Retailer 8
-
$685 AUD
ZAR 7,778 ZAR
View
A
Retailer 9
-
$744 AUD
£412 GBP
View
A
Retailer 10
-
$767 AUD
$539 USD
View
A
Retailer 11
-
$932 AUD
View
B+
Retailer 12
-
$982 AUD
$690 USD
View
B+
Retailer 13
-
$1,028 AUD
$722 USD
View
B+
Retailer 14
-
$1,045 AUD
$734 USD
View
B+
Retailer 15
-
$1,283 AUD
$901 USD
View
B+
Retailer 16
-
$1,357 AUD
$953 USD
View
B+
Retailer 17
-
$1,598 AUD
£884 GBP
View
B
Retailer 18
-
$1,623 AUD
$1,140 USD
View
B
Retailer 19
-
$1,817 AUD
$1,277 USD
View
B
Retailer 20
-
$2,335 AUD
$1,640 USD
View
B
Retailer 21
-
$2,548 AUD
$1,790 USD
View
Most Expensive
Brilliant Earth
20513196A · Oct 4
$2,876 AUD
$2,020 USD
View
Price last confirmed 27 days ago
21 more retailers have this diamond
Prices start from $322 AUDSave up to $2,227 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
1.66ct Emerald
$322 AUD