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Radiant|Lab Grown|IGI

1.28ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG651420471

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

Certificate IGI LG651420471

Diamond specifications and retailer prices

From €213 EUR
$237 USD
As of October 28, 2026
Save €1,072 EUR (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,285 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG651420471 or 651420471. Listed at 19 retailers as of October 28, 2026, with prices from €213 to €1,285, a €1,072 spread on the same certified stone. Brilliant Earth lists it at €1,285. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651420471
Dimensions7.67 × 5.33 × 3.61 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
7.67 mm5.33 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651420471
Side View
Table 65.0%Crown 44.1°Girdle: MediumPavilion 34.4°Culet: NoneDepth 67.7%

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 28
Current: €1,285 EUR|Low: €213 EUR|High: €1,375 EUR|Avg: €595 EUR|-6.5%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 3€213 EUR
Retailer 6€221 EUR
Retailer 7€233 EUR
Retailer 19€236 EUR
Retailer 18€290 EUR
Retailer 4€405 EUR
Retailer 13€405 EUR
Retailer 2€436 EUR
Retailer 17€437 EUR
Retailer 8€524 EUR
Retailer 9€553 EUR
Retailer 14€576 EUR
Retailer 15€761 EUR
Retailer 16€800 EUR
Retailer 11€806 EUR
Retailer 10€863 EUR
Retailer 12€951 EUR
Retailer 5€1,106 EUR
Brilliant Earth€1,285 EUR

38 data points across 19 retailers

19 retailers€213 EUR to €1,285 EUR

A
Cheapest Retailer
-
€213 EUR
$237 USD
Final sale: no returns
A
Retailer 2
-
€221 EUR
$246 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
€233 EUR
$259 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
€236 EUR
$263 USD
View
A
Retailer 5
-
€236 EUR
$263 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
€290 EUR
£254 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
€405 EUR
$451 USD
View
A
Retailer 8
-
€405 EUR
ZAR 7,286 ZAR
View
A
Retailer 9
-
€436 EUR
£382 GBP
View
A
Retailer 10
-
€437 EUR
View
B+
Retailer 11
-
€524 EUR
$583 USD
View
B+
Retailer 12
-
€553 EUR
$616 USD
View
B+
Retailer 13
-
€576 EUR
A$987 AUD
View
B+
Retailer 14
-
€761 EUR
$847 USD
View
B+
Retailer 15
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€800 EUR
$890 USD
View
Price last confirmed 8 days ago
B
Retailer 16
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€806 EUR
$897 USD
View
B
Retailer 17
-
€951 EUR
£833 GBP
View
B
Retailer 18
-
€1,106 EUR
$1,231 USD
View
Most Expensive
B
Brilliant Earth
12197745A · Oct 29
€1,285 EUR
$1,430 USD
View
18 more retailers have this diamond
Prices start from €213 EURSave up to €1,072 EUR

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
€213 EUR