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Radiant|Lab Grown|IGI

11.40ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG615348257

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

Certificate IGI LG615348257

Diamond specifications and retailer prices

From €1,636 EUR
$1,835 USD
As of November 2, 2026
Save €9,313 EUR (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €10,949 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 11.4ct lab-grown radiant diamond

This 11.4ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615348257 or 615348257. Listed at 23 retailers as of November 2, 2026, with prices from €1,636 to €10,949, a €9,313 spread on the same certified stone. Brilliant Earth lists it at €10,949. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

11.40
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615348257
Dimensions16.27 × 11.00 × 7.25 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
16.27 mm11.00 mm11.40 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615348257
Side View
Table 67.0%Crown 43.4°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €10,949 EUR|Low: €1,532 EUR|High: €13,026 EUR|Avg: €3,324 EUR|-15.9%
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
November 2, 2026
Retailer 16€1,532 EUR
Retailer 4€1,636 EUR
Retailer 8€1,780 EUR
Retailer 5€1,831 EUR
Retailer 6€1,897 EUR
Retailer 9€1,897 EUR
Retailer 17€2,046 EUR
Retailer 10€2,423 EUR
Retailer 12€2,691 EUR
Retailer 15€2,712 EUR
Retailer 11€2,855 EUR
Retailer 14€2,937 EUR
Retailer 2€2,945 EUR
Retailer 13€3,515 EUR
Retailer 7€3,557 EUR
Retailer 3€5,112 EUR
Retailer 18€5,449 EUR
Brilliant Earth€10,949 EUR

45 data points across 18 retailers

23 retailers€1,636 EUR to €10,949 EUR

A
Cheapest Retailer
-
€1,636 EUR
$1,835 USD
A
Retailer 2
-
€1,780 EUR
$1,996 USD
View
A
Retailer 3
-
€1,831 EUR
$2,054 USD
View
Final sale: no returns
A
Retailer 4
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€1,897 EUR
$2,128 USD
View
Retailer 5
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€1,897 EUR
$2,128 USD
View
Price last confirmed 21 days ago
A
Retailer 6
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€2,046 EUR
$2,295 USD
View
A
Retailer 7
-
€2,423 EUR
$2,718 USD
View
A
Retailer 8
-
€2,691 EUR
£2,377 GBP
View
B+
Retailer 9
-
€2,712 EUR
$3,042 USD
View
A
Retailer 10
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€2,855 EUR
View
A
Retailer 11
-
€2,937 EUR
ZAR 53,223 ZAR
View
A
Retailer 12
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€2,945 EUR
$3,303 USD
View
B+
Retailer 13
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€3,515 EUR
A$6,066 AUD
View
B+
Retailer 14
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€3,557 EUR
$3,989 USD
View
B+
Retailer 15
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€3,927 EUR
£3,468 GBP
View
B+
Retailer 16
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€4,696 EUR
$5,267 USD
View
B+
Retailer 17
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€5,112 EUR
$5,734 USD
View
B+
Retailer 18
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€5,449 EUR
$6,112 USD
View
Retailer 19
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€5,853 EUR
$6,565 USD
View
Price last confirmed 85 days ago
B
Retailer 20
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€6,649 EUR
$7,457 USD
View
B
Retailer 21
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€6,759 EUR
$7,581 USD
View
B
Retailer 22
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€9,247 EUR
$10,371 USD
View
Most Expensive
B
Brilliant Earth
9054095A · Nov 2
€10,949 EUR
$12,280 USD
View
22 more retailers have this diamond
Prices start from €1,636 EURSave up to €9,313 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
11.40ct Radiant
€1,636 EUR