Radiant|Lab Grown|IGI

1.28ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG841654543

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

Certificate IGI LG841654543

Diamond specifications and retailer prices

From €168 EUR
$187 USD
As of October 27, 2026
Save €814 EUR (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,527 EUR at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

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 LG841654543 or 841654543. Listed at 21 retailers as of October 26, 2026, with a 485% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841654543
Dimensions8.21 × 5.18 × 3.45 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.21 mm5.18 mm1.28 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841654543
Side View
Table 67.0%Crown 40.6°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 66.6%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €716 EUR|Low: €168 EUR|High: €1,028 EUR|Avg: €479 EUR|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 16
Retailer 17
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Retailer 19
Retailer 20
October 30, 2026
Retailer 3€168 EUR
Retailer 17€189 EUR
Retailer 10€197 EUR
Retailer 16€208 EUR
Retailer 7€210 EUR
Retailer 12€255 EUR
Retailer 6€283 EUR
Retailer 11€347 EUR
Retailer 2€359 EUR
Retailer 15€379 EUR
Retailer 9€501 EUR
Retailer 4€512 EUR
Retailer 20€544 EUR
Retailer 18€671 EUR
Retailer 5€677 EUR
Retailer 14€679 EUR
Retailer 19€700 EUR
Retailer 1€716 EUR
Retailer 13€813 EUR
Retailer 8€982 EUR

16 data points across 20 retailers

21 retailers€168 EUR to €982 EUR

A+
Cheapest Retailer
-
€168 EUR
$187 USD
A
Retailer 2
-
€189 EUR
$210 USD
View
Final sale: no returns
A
Retailer 3
-
€197 EUR
$219 USD
View
A
Retailer 4
-
€208 EUR
$232 USD
View
A
Retailer 5
-
€210 EUR
$234 USD
View
A
Retailer 6
-
€255 EUR
£224 GBP
View
B+
Retailer 7
-
€283 EUR
$315 USD
View
A
Retailer 8
-
€347 EUR
View
A
Retailer 9
-
€359 EUR
ZAR 6,448 ZAR
View
A
Retailer 10
-
€379 EUR
£332 GBP
View
A
Retailer 11
-
€501 EUR
$558 USD
View
A
Retailer 12
-
€512 EUR
A$877 AUD
View
B+
Retailer 13
-
€544 EUR
$606 USD
View
B+
Retailer 14
-
€671 EUR
$747 USD
View
B+
Retailer 15
-
€677 EUR
$754 USD
View
B+
Retailer 16
-
€679 EUR
SGD 1,021 SGD
View
B+
Retailer 17
-
€700 EUR
$779 USD
View
B+
Retailer 18
-
€716 EUR
$797 USD
View
Retailer 19
-
€813 EUR
$905 USD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
€982 EUR
£861 GBP
View
Most Expensive
Helzberg Diamonds
ZXZOKHMLKLKJ · Oct 13
€1,527 EUR
$1,700 USD
View
Price last confirmed 17 days ago
20 more retailers have this diamond
Prices start from €168 EURSave up to €814 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
€168 EUR