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Emerald|Lab Grown|IGI

4.09ct G SI1 Emerald Lab Grown Diamond

GD • G/SI1 • IGI LG490164675

Shape and cutting style on the report: Emerald cut

Certificate IGI LG490164675

Diamond specifications and retailer prices

From $4,109 USD
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $4,109 USD at Taylor and Hart
View at Taylor and Hart

About this 4.09ct lab-grown emerald diamond

This 4.09ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG490164675 or 490164675. Listed at 2 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.09
Carat
G
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490164675
Dimensions10.79 × 7.65 × 4.93 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.79 mm7.65 mm4.09 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490164675
Side View
Table 65.0%Crown 26.3°Girdle: THN-MEDPavilion 39.8°Culet: LargeDepth 64.4%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 30
Current: $1,180 USD|Low: $521 USD|High: $4,109 USD|Avg: $1,686 USD|-8.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 30, 2026
Retailer 3$521 USD
Retailer 4$703 USD
Retailer 7$808 USD
Retailer 6$935 USD
Retailer 5$1,092 USD
Retailer 1$1,180 USD
Retailer 2$2,228 USD
Taylor and Hart$4,109 USD

68 data points across 8 retailers

2 retailers

Retailer 1
-
$2,228 USD
Price last confirmed 77 days ago
Most Expensive
C
Taylor and Hart
WT9DNM5 · Oct 30
$4,109 USD
View
1 more retailer has this diamond

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.

C
4.09ct Emerald
$4,109 USD