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Emerald|Lab Grown|IGI

1.28ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG638464782

Shape and cutting style on the report: Emerald cut

Certificate IGI LG638464782

Diamond specifications and retailer prices

From £254 GBP
$338 USD
As of October 27, 2026
9 retailers carry this diamond
Most expensive: £781 GBP at Brilliant Earth · As of October 18, 2026
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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638464782 or 638464782. Listed at 9 retailers as of October 27, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638464782
Dimensions7.54 × 5.21 × 3.38 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
7.54 mm5.21 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638464782
Side View
Table 64.0%Crown 32.4°Girdle: MediumPavilion 39.6°Culet: LNGDepth 64.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £781 GBP|Low: £95 GBP|High: £1,141 GBP|Avg: £504 GBP|+22.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 27, 2026
Retailer 11£119 GBP
Retailer 16£134 GBP
Retailer 12£200 GBP
Retailer 2£254 GBP
Retailer 3£276 GBP
Retailer 4£293 GBP
Retailer 14£338 GBP
Retailer 7£371 GBP
Retailer 13£396 GBP
Retailer 15£454 GBP
Retailer 9£542 GBP
Retailer 5£654 GBP
Retailer 10£771 GBP
Brilliant Earth£781 GBP
Retailer 17£832 GBP
Retailer 8£847 GBP
Retailer 6£1,141 GBP

18 data points across 17 retailers

9 retailers

Retailer 1
-
£119 GBP
$158 USD
Price last confirmed 18 days ago
Retailer 2
-
£138 GBP
$184 USD
View
Price last confirmed 20 days ago
Retailer 3
-
£200 GBP
$266 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
£254 GBP
$338 USD
View
Retailer 5
-
£371 GBP
$494 USD
View
Price last confirmed 17 days ago
Retailer 6
-
£454 GBP
$604 USD
View
Price last confirmed 36 days ago
Retailer 7
-
£523 GBP
$697 USD
View
Price last confirmed 22 days ago
Retailer 8
-
£771 GBP
View
Price last confirmed 18 days ago
Most Expensive
Brilliant Earth
17208597Y · Oct 18
£781 GBP
$1,040 USD
View
Price last confirmed 11 days ago
8 more retailers have this diamond
Prices start from £254 GBP

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
1.28ct Emerald
£254 GBP