Radiant|Lab Grown|IGI

1.28ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG638499792

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG638499792

Diamond specifications and retailer prices

From £187 GBP
$250 USD
As of October 30, 2026
Save £747 GBP (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £934 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638499792 or 638499792. Listed at 16 retailers as of October 29, 2026, with prices from £187 to £934, a £747 spread on the same certified stone. MOH London lists it at £934. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638499792
Dimensions7.73 × 5.36 × 3.50 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.73 mm5.36 mm1.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638499792
Side View
Table 64.0%Crown 36.5°Girdle: MED-STKPavilion 34.7°Culet: NoneDepth 65.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £934 GBP|Low: £179 GBP|High: £939 GBP|Avg: £492 GBP|+4.5%
MOH London
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
Retailer 16
October 30, 2026
Retailer 12£187 GBP
Retailer 4£209 GBP
Retailer 16£216 GBP
Retailer 3£231 GBP
Retailer 13£231 GBP
Retailer 10£351 GBP
Retailer 5£374 GBP
Retailer 15£387 GBP
Retailer 7£422 GBP
Retailer 9£441 GBP
Retailer 2£567 GBP
Retailer 11£711 GBP
Retailer 14£745 GBP
Retailer 8£783 GBP
Retailer 6£899 GBP
MOH London£934 GBP

43 data points across 16 retailers

16 retailers£187 GBP to £934 GBP

A
Cheapest Retailer
-
£187 GBP
$250 USD
A
Retailer 2
-
£209 GBP
$280 USD
View
Final sale: no returns
A
Retailer 3
-
£216 GBP
$290 USD
View
A
Retailer 4
-
£231 GBP
$310 USD
View
A
Retailer 5
-
£231 GBP
$310 USD
View
A
Retailer 6
-
£351 GBP
$470 USD
View
B+
Retailer 7
-
£374 GBP
$501 USD
View
B+
Retailer 8
-
£387 GBP
$519 USD
View
B+
Retailer 9
-
£422 GBP
$565 USD
View
B+
Retailer 10
-
£441 GBP
View
B+
Retailer 11
-
£567 GBP
$760 USD
View
B
Retailer 12
-
£711 GBP
$953 USD
View
B
Retailer 13
-
£745 GBP
$998 USD
View
Retailer 14
-
£783 GBP
$1,049 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
£899 GBP
View
Most Expensive
B
MOH London
LG638499792 · Oct 29
£934 GBP
View
15 more retailers have this diamond
Prices start from £187 GBPSave up to £747 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 Radiant
£187 GBP