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Emerald|Lab Grown|IGI

3.90ct F VS1 Emerald Lab Grown Diamond

EX • F/VS1 • IGI LG828686443

Shape and cutting style on the report: Emerald cut

Certificate IGI LG828686443

Diamond specifications and retailer prices

From $1,320 CAD
£744 GBP
As of October 25, 2026
2 retailers carry this diamond
Most expensive: $4,652 CAD at Rare Carat · As of October 7, 2026
View at Rare Carat

About this 3.9ct lab-grown emerald diamond

This 3.9ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828686443 or 828686443. Listed at 2 retailers as of October 25, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.90
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828686443
Dimensions10.57 × 7.54 × 5.04 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.57 mm7.54 mm3.90 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828686443
Side View
Table 65.0%Crown 34.6°Girdle: MediumPavilion 40.4°Culet: LargeDepth 66.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $4,652 CAD|Low: $1,246 CAD|High: $4,673 CAD|Avg: $2,106 CAD|-0.4%
Rare Carat
Retailer 2
Retailer 3
October 25, 2026
Retailer 3$1,246 CAD
Retailer 2$1,320 CAD
Rare Carat$4,652 CAD

24 data points across 3 retailers

2 retailers

A
Cheapest Retailer
-
$1,320 CAD
£744 GBP
Most Expensive
Rare Carat
828686443 · Oct 7
$4,652 CAD
$3,330 USD
View
Price last confirmed 22 days ago
1 more retailer has this diamond
Prices start from $1,320 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
3.90ct Emerald
$1,320 CAD