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Round|Lab Grown|IGI

6.40ct E VVS2 Round Lab Grown Diamond

EX • E/VVS2 • IGI LG828648073

Certificate IGI LG828648073

Diamond specifications and retailer prices

From $1,877 USD
£1,478 GBP
Save $4,233 USD (69%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,110 USD at Rare Carat
View at Rare Carat

About this 6.4ct lab-grown round diamond

This 6.4ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828648073 or 828648073. Listed at 2 retailers, with prices from $1,877 to $6,110 at Rare Carat, a $4,233 spread on the same certified stone. 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

6.40
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828648073
Dimensions11.68 × 11.73 × 7.45 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.68 mm11.73 mm6.40 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828648073
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Sep 29
Current: $6,110 USD|Low: $1,808 USD|High: $6,110 USD|Avg: $2,472 USD
Rare Carat
Retailer 2
September 29, 2026
Retailer 2$1,877 USD
Rare Carat$6,110 USD

17 data points across 2 retailers

2 retailers$1,877 USD to $6,110 USD

B+
Cheapest Retailer
-
$1,877 USD
£1,478 GBP
Most Expensive
C
Rare Carat
828648073 · Sep 27
$6,110 USD
View
1 more retailer has this diamond
Prices start from $1,877 USDSave up to $4,233 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.

B+
6.40ct Round
$1,877 USD