Emerald|Lab Grown|IGI

1.23ct D VS2 Emerald Lab Grown Diamond

ID • D/VS2 • IGI LG644496420

Shape and cutting style on the report: Emerald cut

Certificate IGI LG644496420

Diamond specifications and retailer prices

From $371 USD
As of October 29, 2026
Save $629 USD (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,000 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG644496420 or 644496420. Listed at 3 retailers as of October 29, 2026, with prices from $371 to $1,000, a $629 spread on the same certified stone. Brilliant Earth lists it at $1,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644496420
Dimensions7.46 × 5.16 × 3.32 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm5.16 mm1.23 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644496420
Side View
Table 65.0%Crown 31.5°Girdle: MediumPavilion 41°Culet: LNGDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,000 USD|Low: $204 USD|High: $1,020 USD|Avg: $620 USD|-2.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 27, 2026
Retailer 5$204 USD
Retailer 3$371 USD
Retailer 7$385 USD
Retailer 6$488 USD
Retailer 2$708 USD
Retailer 8$725 USD
Retailer 9$807 USD
Retailer 4$878 USD
Brilliant Earth$1,000 USD

4 data points across 9 retailers

3 retailers$371 USD to $1,000 USD

A
Cheapest Retailer
-
$371 USD
B
Retailer 2
-
$708 USD
A$1,089 AUD
View
Most Expensive
B
Brilliant Earth
20170602Y · Oct 29
$1,000 USD
View
2 more retailers have this diamond
Prices start from $371 USDSave up to $629 USD

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
1.23ct Emerald
$371 USD