Radiant|Lab Grown|IGI

6.77ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG830645001

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

Certificate IGI LG830645001

Diamond specifications and retailer prices

From $1,128 USD
As of October 30, 2026
Save $395 USD (26%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,503 USD at Brilliance · As of October 5, 2026
View at Brilliance

About this 6.77ct lab-grown radiant diamond

This 6.77ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830645001 or 830645001. Listed at 3 retailers as of October 30, 2026, with a 35% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.77
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830645001
Dimensions13.10 × 9.46 × 6.40 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.10 mm9.46 mm6.77 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830645001
Side View
Table 66.0%Crown 46°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $3,503 USD|Low: $1,128 USD|High: $3,954 USD|Avg: $2,535 USD|-11.4%
Brilliance
Retailer 2
Retailer 3
October 30, 2026
Retailer 2$1,128 USD
Retailer 3$1,523 USD
Brilliance$3,503 USD

8 data points across 3 retailers

3 retailers$1,128 USD to $1,523 USD

A
Cheapest Retailer
-
$1,128 USD
Final sale: no returns
B+
Retailer 2
-
$1,523 USD
View
Most Expensive
Brilliance
D45445943 · Oct 5
$3,503 USD
View
Price last confirmed 25 days ago
2 more retailers have this diamond
Prices start from $1,128 USDSave up to $395 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
6.77ct Radiant
$1,128 USD