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Round|Lab Grown|IGI

6.73ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG591378421

Shape and cutting style on the report: Round brilliant

Certificate IGI LG591378421

Diamond specifications and retailer prices

From $1,330 CAD
$952 USD
As of October 29, 2026
Save $8,686 CAD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,016 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 6.73ct lab-grown round diamond

This 6.73ct lab-grown round 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 LG591378421 or 591378421. Listed at 21 retailers as of October 29, 2026, with prices from $1,330 to $10,016, a $8,686 spread on the same certified stone. Brilliant Earth lists it at $10,016. 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

6.73
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591378421
Dimensions12.08 × 12.17 × 7.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
12.08 mm12.17 mm6.73 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591378421
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.2%

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: $10,016 CAD|Low: $1,330 CAD|High: $13,368 CAD|Avg: $3,684 CAD|-9.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 7$1,330 CAD
Retailer 20$1,447 CAD
Retailer 10$1,488 CAD
Retailer 3$1,544 CAD
Retailer 5$1,544 CAD
Retailer 4$2,030 CAD
Retailer 8$2,229 CAD
Retailer 2$2,371 CAD
Retailer 11$2,470 CAD
Retailer 17$2,473 CAD
Retailer 16$2,552 CAD
Retailer 19$2,857 CAD
Retailer 13$2,986 CAD
Retailer 21$3,326 CAD
Retailer 9$4,094 CAD
Retailer 6$4,339 CAD
Retailer 14$4,786 CAD
Retailer 12$4,788 CAD
Retailer 18$5,241 CAD
Retailer 15$5,371 CAD
Retailer 22$7,292 CAD
Brilliant Earth$10,016 CAD

34 data points across 22 retailers

21 retailers$1,330 CAD to $10,016 CAD

A
Cheapest Retailer
-
$1,330 CAD
$952 USD
A
Retailer 2
-
$1,447 CAD
$1,036 USD
View
A
Retailer 3
-
$1,544 CAD
$1,105 USD
View
Retailer 4
-
$1,544 CAD
$1,105 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$2,030 CAD
£1,144 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
$2,229 CAD
$1,596 USD
View
A
Retailer 7
-
$2,371 CAD
£1,336 GBP
View
B+
Retailer 8
-
$2,470 CAD
$1,768 USD
View
A
Retailer 9
-
$2,473 CAD
$1,770 USD
View
A
Retailer 10
-
$2,552 CAD
€1,740 EUR
View
Retailer 11
-
$2,857 CAD
A$3,147 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$2,986 CAD
ZAR 34,533 ZAR
View
B+
Retailer 13
-
$3,326 CAD
$2,381 USD
View
B+
Retailer 14
-
$4,094 CAD
$2,931 USD
View
B
Retailer 15
-
$4,339 CAD
$3,106 USD
View
B
Retailer 16
-
$4,786 CAD
$3,426 USD
View
Retailer 17
-
$4,788 CAD
$3,427 USD
View
Price last confirmed 19 days ago
B
Retailer 18
-
$5,241 CAD
£2,954 GBP
View
B
Retailer 19
-
$5,371 CAD
$3,845 USD
View
Retailer 20
-
$7,292 CAD
$5,220 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
7752670A · Oct 30
$10,016 CAD
$7,170 USD
View
20 more retailers have this diamond
Prices start from $1,330 CADSave up to $8,686 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
6.73ct Round
$1,330 CAD