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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 €148 EUR
$165 USD
As of October 30, 2026
Save €1,171 EUR (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,319 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 €148 to €1,319, a €1,171 spread on the same certified stone. Queensmith lists it at €1,319. 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
Color
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 30
Current: €171 EUR|Low: €143 EUR|High: €873 EUR|Avg: €400 EUR
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 12€148 EUR
Retailer 8€164 EUR
Retailer 1€171 EUR
Retailer 6€184 EUR
Retailer 10€246 EUR
Retailer 14€317 EUR
Retailer 9€321 EUR
Retailer 4€360 EUR
Retailer 7€404 EUR
Retailer 2€450 EUR
Retailer 15€538 EUR
Retailer 11€573 EUR
Retailer 5€627 EUR
Retailer 13€637 EUR
Retailer 3€864 EUR

44 data points across 15 retailers

20 retailers€148 EUR to €1,319 EUR

A
Cheapest Retailer
-
€148 EUR
$165 USD
A
Retailer 2
-
€164 EUR
$183 USD
View
Final sale: no returns
A
Retailer 3
-
€171 EUR
$191 USD
View
A
Retailer 4
-
€184 EUR
$206 USD
View
A
Retailer 5
-
€184 EUR
$206 USD
View
B+
Retailer 6
-
€246 EUR
$275 USD
View
A
Retailer 7
-
€317 EUR
ZAR 5,719 ZAR
View
A
Retailer 8
-
€321 EUR
£283 GBP
View
A
Retailer 9
-
€321 EUR
$359 USD
View
Retailer 10
-
€360 EUR
View
Price last confirmed 8 days ago
A
Retailer 11
-
€404 EUR
$451 USD
View
B+
Retailer 12
-
€450 EUR
A$773 AUD
View
B+
Retailer 13
-
€538 EUR
A$924 AUD
View
B+
Retailer 14
-
€573 EUR
$640 USD
View
B+
Retailer 15
-
€593 EUR
$663 USD
View
B+
Retailer 16
-
€627 EUR
$700 USD
View
B+
Retailer 17
-
€637 EUR
$712 USD
View
B
Retailer 18
-
€864 EUR
£760 GBP
View
B
Retailer 19
-
€972 EUR
$1,086 USD
View
Most Expensive
B
Queensmith
LG811627603 · Oct 27
€1,319 EUR
£1,160 GBP
View
19 more retailers have this diamond
Prices start from €148 EURSave up to €1,171 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
€148 EUR