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Emerald|Lab Grown|IGI

3.12ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG600304257

Shape and cutting style on the report: Emerald cut

Certificate IGI LG600304257

Diamond specifications and retailer prices

From $2,540 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,540 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 3.12ct lab-grown emerald diamond

This 3.12ct lab-grown emerald sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG600304257 or 600304257. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.12
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600304257
Dimensions9.75 × 6.98 × 4.46 mm
L/W Ratio1.40
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
9.75 mm6.98 mm3.12 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600304257
Side View
Table 62.0%Crown 31.7°Girdle: Slightly ThickPavilion 38.4°Culet: LargeDepth 63.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,540 USD|Low: $2,450 USD|High: $2,540 USD|Avg: $2,522 USD|+3.7%
December 30, 2025
Brilliant Earth$2,540 USD

5 data points across 1 retailer

1 retailer

B
Brilliant Earth
13066580A · Oct 29
$2,540 USD
View

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B
3.12ct Emerald
$2,540 USD