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Round|Lab Grown|IGI

11.77ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG620431194

Shape and cutting style on the report: Round brilliant

Certificate IGI LG620431194

Diamond specifications and retailer prices

From €2,401 EUR
£2,112 GBP
As of October 30, 2026
Save €14,803 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €17,204 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 11.77ct lab-grown round diamond

This 11.77ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620431194 or 620431194. Listed at 21 retailers as of October 29, 2026, with prices from €2,401 to €17,204, a €14,803 spread on the same certified stone. Brilliant Earth lists it at €17,204. 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

11.77
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620431194
Dimensions14.77 × 14.74 × 8.76 mm
L/W Ratio1.00
Girdle conditionFaceted
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
14.77 mm14.74 mm11.77 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620431194
Side View
Table 61.0%Crown 33.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.3%

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 30
Current: €17,204 EUR|Low: €2,393 EUR|High: €17,642 EUR|Avg: €5,084 EUR|-2.5%
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
October 31, 2026
Retailer 11€2,401 EUR
Retailer 12€2,569 EUR
Retailer 10€2,795 EUR
Retailer 6€2,877 EUR
Retailer 13€2,980 EUR
Retailer 5€3,124 EUR
Retailer 8€3,352 EUR
Retailer 3€3,810 EUR
Retailer 9€4,010 EUR
Retailer 15€4,096 EUR
Retailer 4€4,634 EUR
Retailer 2€4,731 EUR
Retailer 16€7,132 EUR
Retailer 14€7,231 EUR
Retailer 7€8,291 EUR
Brilliant Earth€17,204 EUR

37 data points across 16 retailers

21 retailers€2,401 EUR to €17,204 EUR

A
Cheapest Retailer
-
€2,401 EUR
£2,112 GBP
A
Retailer 2
-
€2,569 EUR
$2,870 USD
View
A
Retailer 3
-
€2,795 EUR
$3,123 USD
View
A
Retailer 4
-
€2,877 EUR
$3,214 USD
View
Final sale: no returns
A
Retailer 5
-
€2,980 EUR
$3,329 USD
View
Retailer 6
-
€2,980 EUR
$3,329 USD
View
Price last confirmed 10 days ago
Retailer 7
-
€2,980 EUR
$3,329 USD
View
Price last confirmed 18 days ago
A
Retailer 8
-
€3,124 EUR
$3,490 USD
View
A
Retailer 9
-
€3,352 EUR
$3,745 USD
View
A
Retailer 10
-
€3,810 EUR
$4,257 USD
View
A
Retailer 11
-
€4,010 EUR
£3,528 GBP
View
A
Retailer 12
-
€4,096 EUR
$4,576 USD
View
Retailer 13
-
€4,634 EUR
$5,177 USD
View
Price last confirmed 10 days ago
A
Retailer 14
-
€4,731 EUR
View
B+
Retailer 15
-
€5,143 EUR
£4,524 GBP
View
Retailer 16
-
€6,017 EUR
$6,722 USD
View
Price last confirmed 38 days ago
B+
Retailer 17
-
€7,132 EUR
$7,968 USD
View
B+
Retailer 18
-
€7,231 EUR
$8,078 USD
View
B
Retailer 19
-
€8,291 EUR
$9,263 USD
View
B
Retailer 20
-
€10,383 EUR
$11,600 USD
View
Most Expensive
B
Brilliant Earth
20602340A · Oct 29
€17,204 EUR
$19,220 USD
View
20 more retailers have this diamond
Prices start from €2,401 EURSave up to €14,803 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
11.77ct Round
€2,401 EUR