Emerald|Lab Grown|IGI

1.28ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG754510486

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754510486

Diamond specifications and retailer prices

From €662 EUR
$740 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: €662 EUR 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 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754510486 or 754510486. 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510486
Dimensions7.44 × 5.15 × 3.43 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm5.15 mm1.28 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510486
Side View
Table 63.0%Crown 37.9°Girdle: MediumPavilion 41.4°Culet: LargeDepth 66.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: €662 EUR|Low: €264 EUR|High: €662 EUR|Avg: €493 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
April 14, 2026
Retailer 4€264 EUR
Retailer 3€570 EUR
Retailer 2€634 EUR
Brilliant Earth€662 EUR

3 data points across 4 retailers

1 retailer

B+
Brilliant Earth
18038533A · Oct 31
€662 EUR
$740 USD
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B+
1.28ct Emerald
€662 EUR