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Round|Lab Grown|IGI

2.78ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG516244082

Shape and cutting style on the report: Round brilliant

Certificate IGI LG516244082

Diamond specifications and retailer prices

From $657 USD
As of October 29, 2026
Save $2,573 USD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,230 USD at MOH London · As of October 29, 2026
View at MOH London

About this 2.78ct lab-grown round diamond

This 2.78ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG516244082 or 516244082. Listed at 12 retailers as of October 29, 2026, with prices from $657 to $3,230, a $2,573 spread on the same certified stone. MOH London lists it at $3,230. 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

2.78
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG516244082
Dimensions8.96 × 8.94 × 5.57 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
8.96 mm8.94 mm2.78 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG516244082
Side View
Table 57.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $3,230 USD|Low: $526 USD|High: $3,251 USD|Avg: $1,483 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 18, 2026
Retailer 12$526 USD
Retailer 6$657 USD
Retailer 8$763 USD
Retailer 7$979 USD
Retailer 5$980 USD
Retailer 10$1,057 USD
Retailer 9$1,244 USD
Retailer 11$1,308 USD
Retailer 4$1,707 USD
Retailer 2$1,948 USD
Retailer 3$2,631 USD
MOH London$3,230 USD

12 data points across 12 retailers

12 retailers$657 USD to $3,230 USD

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Cheapest Retailer
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$657 USD
A
Retailer 2
-
$763 USD
View
Price last confirmed 13 days ago
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Retailer 3
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$763 USD
View
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Retailer 4
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$979 USD
View
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Retailer 5
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$980 USD
View
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Retailer 6
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$1,057 USD
View
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Retailer 7
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$1,244 USD
View
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Retailer 8
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$1,308 USD
View
Price last confirmed 53 days ago
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Retailer 9
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$1,948 USD
View
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Retailer 10
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$2,144 USD
View
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Retailer 11
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$2,631 USD
View
Price last confirmed 11 days ago
Most Expensive
A
MOH London
LG516244082 · Oct 29
$3,230 USD
£2,543 GBP
View
11 more retailers have this diamond
Prices start from $657 USDSave up to $2,573 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
2.78ct Round
$657 USD