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Emerald|Lab Grown|IGI

4.00ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG445024839

Shape and cutting style on the report: Emerald cut

Certificate IGI LG445024839

Diamond specifications and retailer prices

From $3,510 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $3,510 USD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 4ct lab-grown emerald diamond

This 4ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445024839 or 445024839. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.00
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.1°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445024839
Dimensions10.18 × 7.56 × 4.81 mm
L/W Ratio1.35
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm7.56 mm4.00 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445024839
Side View
Table 68.5%Crown 21.1°Girdle: STK-THKPavilion 35.2°Culet: LNGDepth 63.6%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 31
Current: $3,510 USD|Low: $3,280 USD|High: $41,924 USD|Avg: $20,434 USD|-74.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
July 1, 2026
Brilliant Earth$3,510 USD
Retailer 4$10,880 USD
Retailer 7$14,594 USD
Retailer 8$16,148 USD
Retailer 5$17,005 USD
Retailer 3$18,688 USD
Retailer 6$32,980 USD
Retailer 2$37,498 USD

76 data points across 8 retailers

1 retailer

C
Brilliant Earth
19750024A · Oct 31
$3,510 USD
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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
4.00ct Emerald
$3,510 USD