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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 $2,682 USD
£2,112 GBP
As of October 30, 2026
Save $16,538 USD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $19,220 USD 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 $2,682 to $19,220, a $16,538 spread on the same certified stone. Brilliant Earth lists it at $19,220. 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
Color
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: $19,220 USD|Low: $2,673 USD|High: $19,710 USD|Avg: $5,663 USD|-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 30, 2026
Retailer 2$2,682 USD
Retailer 10$2,870 USD
Retailer 8$3,123 USD
Retailer 5$3,214 USD
Retailer 11$3,329 USD
Retailer 4$3,490 USD
Retailer 7$3,745 USD
Retailer 16$4,257 USD
Retailer 9$4,480 USD
Retailer 14$4,576 USD
Retailer 3$5,177 USD
Retailer 12$5,300 USD
Retailer 15$7,968 USD
Retailer 13$8,078 USD
Retailer 6$9,263 USD
Brilliant Earth$19,220 USD

38 data points across 16 retailers

21 retailers$2,682 USD to $19,220 USD

A
Cheapest Retailer
-
$2,682 USD
£2,112 GBP
A
Retailer 2
-
$2,870 USD
View
Retailer 3
-
$3,123 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$3,214 USD
View
Final sale: no returns
A
Retailer 5
-
$3,329 USD
View
Retailer 6
-
$3,329 USD
View
Price last confirmed 8 days ago
Retailer 7
-
$3,329 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
$3,490 USD
View
A
Retailer 9
-
$3,745 USD
View
A
Retailer 10
-
$4,257 USD
View
A
Retailer 11
-
$4,480 USD
£3,528 GBP
View
A
Retailer 12
-
$4,576 USD
View
Retailer 13
-
$5,177 USD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$5,300 USD
€5,048 EUR
View
B+
Retailer 15
-
$5,745 USD
£4,524 GBP
View
Retailer 16
-
$6,722 USD
View
Price last confirmed 37 days ago
B+
Retailer 17
-
$7,968 USD
View
B+
Retailer 18
-
$8,078 USD
View
B
Retailer 19
-
$9,263 USD
View
B
Retailer 20
-
$11,600 USD
View
Most Expensive
B
Brilliant Earth
20602340A · Oct 29
$19,220 USD
View
20 more retailers have this diamond
Prices start from $2,682 USDSave up to $16,538 USD

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
$2,682 USD