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Radiant|Lab Grown|IGI

1.09ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG811627603

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

Certificate IGI LG811627603

Diamond specifications and retailer prices

From €149 EUR
$166 USD
As of October 27, 2026
Save €1,174 EUR (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,324 EUR at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811627603 or 811627603. Listed at 20 retailers as of October 27, 2026, with prices from €149 to €1,324, a €1,174 spread on the same certified stone. Queensmith lists it at €1,324. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811627603
Dimensions6.98 × 5.01 × 3.64 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.98 mm5.01 mm1.09 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811627603
Side View
Table 64.0%Crown 38.1°Girdle: Slightly ThickPavilion 40.1°Culet: NoneDepth 72.7%

Caratlytics Score

How it works →
A
Excellent
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: €328 EUR|Low: €144 EUR|High: €876 EUR|Avg: €400 EUR|+4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 12€149 EUR
Retailer 5€167 EUR
Retailer 2€185 EUR
Retailer 3€252 EUR
Retailer 6€318 EUR
Retailer 1€328 EUR
Retailer 10€361 EUR
Retailer 4€405 EUR
Retailer 8€451 EUR
Retailer 7€540 EUR
Retailer 11€629 EUR
Retailer 13€665 EUR
Retailer 9€867 EUR

44 data points across 13 retailers

20 retailers€149 EUR to €1,324 EUR

A
Cheapest Retailer
-
€149 EUR
$166 USD
A
Retailer 2
-
€167 EUR
$186 USD
View
Final sale: no returns
A
Retailer 3
-
€173 EUR
$193 USD
View
A
Retailer 4
-
€185 EUR
$206 USD
View
A
Retailer 5
-
€185 EUR
$206 USD
View
B+
Retailer 6
-
€252 EUR
$280 USD
View
A
Retailer 7
-
€318 EUR
ZAR 5,719 ZAR
View
A
Retailer 8
-
€323 EUR
$359 USD
View
A
Retailer 9
-
€328 EUR
£287 GBP
View
A
Retailer 10
-
€361 EUR
View
B+
Retailer 11
-
€405 EUR
$451 USD
View
B+
Retailer 12
-
€451 EUR
A$773 AUD
View
B+
Retailer 13
-
€540 EUR
A$924 AUD
View
B+
Retailer 14
-
€596 EUR
$663 USD
View
B
Retailer 15
-
€629 EUR
$700 USD
View
B
Retailer 16
-
€645 EUR
$718 USD
View
B
Retailer 17
-
€665 EUR
$740 USD
View
B
Retailer 18
-
€867 EUR
£760 GBP
View
B
Retailer 19
-
€976 EUR
$1,086 USD
View
Most Expensive
B
Queensmith
LG811627603 · Oct 27
€1,324 EUR
£1,160 GBP
View
19 more retailers have this diamond
Prices start from €149 EURSave up to €1,174 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
1.09ct Radiant
€149 EUR