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Emerald|Lab Grown|IGI

1.66ct E VVS1 Emerald Lab Grown Diamond

EX • E/VVS1 • IGI LG833660591

Shape and cutting style on the report: Emerald cut

Certificate IGI LG833660591

Diamond specifications and retailer prices

From $387 CAD
$277 USD
As of October 30, 2026
Save $462 CAD (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,235 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG833660591 or 833660591. Listed at 3 retailers as of October 30, 2026, with a 119% 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
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833660591
Dimensions7.71 × 5.69 × 3.89 mm
L/W Ratio1.36
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.71 mm5.69 mm1.66 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833660591
Side View
Table 63.0%Crown 37.7°Girdle: MediumPavilion 39.7°Culet: LargeDepth 68.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,235 CAD|Low: $285 CAD|High: $2,277 CAD|Avg: $909 CAD|-1.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3$387 CAD
Retailer 4$664 CAD
Retailer 5$707 CAD
Retailer 2$849 CAD
Rare Carat$2,235 CAD

37 data points across 5 retailers

3 retailers$387 CAD to $849 CAD

A
Cheapest Retailer
-
$387 CAD
$277 USD
Final sale: no returns
A
Retailer 2
-
$849 CAD
£478 GBP
View
Most Expensive
Rare Carat
833660591 · Oct 18
$2,235 CAD
$1,600 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $387 CADSave up to $462 CAD

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
$387 CAD