Radiant|Lab Grown|IGI

6.64ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG799604385

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

Certificate IGI LG799604385

Diamond specifications and retailer prices

From $1,277 CAD
$914 USD
As of October 29, 2026
Save $467 CAD (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $12,572 CAD at Helzberg Diamonds · As of October 11, 2026
View at Helzberg Diamonds

About this 6.64ct lab-grown radiant diamond

This 6.64ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG799604385 or 799604385. Listed at 4 retailers as of October 29, 2026, with a 37% 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

6.64
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799604385
Dimensions13.44 × 9.24 × 6.08 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.44 mm9.24 mm6.64 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799604385
Side View
Table 65.0%Crown 46.8°Girdle: MediumPavilion 34.5°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,572 CAD|Low: $1,277 CAD|High: $12,572 CAD|Avg: $5,322 CAD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 2$1,277 CAD
Retailer 3$1,743 CAD
Retailer 4$1,994 CAD
Retailer 9$2,248 CAD
Retailer 8$4,302 CAD
Retailer 6$5,704 CAD
Retailer 7$8,088 CAD
Retailer 5$8,982 CAD
Helzberg Diamonds$12,572 CAD

24 data points across 9 retailers

4 retailers$1,277 CAD to $1,743 CAD

A
Cheapest Retailer
-
$1,277 CAD
$914 USD
Final sale: no returns
B+
Retailer 2
-
$1,743 CAD
$1,248 USD
View
Retailer 3
-
$8,982 CAD
$6,430 USD
View
Price last confirmed 18 days ago
Most Expensive
Helzberg Diamonds
ZXZNPPMGKJOL · Oct 11
$12,572 CAD
$9,000 USD
View
Price last confirmed 19 days ago
3 more retailers have this diamond
Prices start from $1,277 CADSave up to $467 CAD

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
6.64ct Radiant
$1,277 CAD