Oval|Lab Grown|IGI

6.58ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG817637657

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG817637657

Diamond specifications and retailer prices

From $2,379 CAD
HK$13,300 HKD
As of November 1, 2026
18 retailers carry this diamond
Most expensive: $7,895 CAD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 6.58ct lab-grown oval diamond

This 6.58ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817637657 or 817637657. Listed at 18 retailers as of November 1, 2026. 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

6.58
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817637657
Dimensions16.35 × 10.22 × 6.21 mm
L/W Ratio1.60
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.35 mm10.22 mm6.58 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817637657
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $7,895 CAD|Low: $1,357 CAD|High: $13,778 CAD|Avg: $4,420 CAD|-42.7%
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 21, 2026
Retailer 14$1,357 CAD
Retailer 16$1,395 CAD
Retailer 9$1,740 CAD
Retailer 2$2,260 CAD
Retailer 6$2,322 CAD
Retailer 7$2,379 CAD
Retailer 10$2,767 CAD
Retailer 12$3,217 CAD
Retailer 15$3,682 CAD
Retailer 8$3,817 CAD
Retailer 4$4,004 CAD
Retailer 3$4,525 CAD
Retailer 13$4,533 CAD
Retailer 5$5,022 CAD
Retailer 11$5,450 CAD
Brilliant Earth$7,895 CAD

32 data points across 16 retailers

18 retailers

Retailer 1
-
$1,246 CAD
$892 USD
Price last confirmed 14 days ago
Retailer 2
-
$1,357 CAD
$971 USD
View
Price last confirmed 13 days ago
Retailer 3
-
$1,446 CAD
$1,035 USD
View
Price last confirmed 16 days ago
Retailer 4
-
$1,446 CAD
$1,035 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$1,740 CAD
$1,245 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$2,260 CAD
£1,273 GBP
View
Price last confirmed 12 days ago
Retailer 7
-
$2,322 CAD
$1,662 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$2,379 CAD
HK$13,300 HKD
View
Retailer 9
-
$2,767 CAD
ZAR 31,990 ZAR
View
Price last confirmed 13 days ago
Retailer 10
-
$3,217 CAD
$2,302 USD
View
Price last confirmed 11 days ago
Retailer 11
-
$3,682 CAD
$2,635 USD
View
Price last confirmed 12 days ago
Retailer 12
-
$4,004 CAD
£2,256 GBP
View
Price last confirmed 14 days ago
Retailer 13
-
$4,065 CAD
$2,909 USD
View
Price last confirmed 15 days ago
Retailer 14
-
$4,525 CAD
$3,238 USD
View
Price last confirmed 13 days ago
Retailer 15
-
$4,533 CAD
$3,244 USD
View
Price last confirmed 12 days ago
Retailer 16
-
$5,022 CAD
$3,594 USD
View
Price last confirmed 13 days ago
Retailer 17
-
$5,450 CAD
£3,071 GBP
View
Price last confirmed 14 days ago
Most Expensive
Brilliant Earth
21159758A · Oct 21
$7,895 CAD
$5,650 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from $2,379 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
6.58ct Oval
$2,379 CAD