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Radiant|Lab Grown|IGI

1.51ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG687542065

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

Certificate IGI LG687542065

Diamond specifications and retailer prices

From $307 CAD
As of October 31, 2026
Save $1,228 CAD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,534 CAD at Brilliance · As of November 5, 2026
View at Brilliance

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687542065 or 687542065. Listed at 8 retailers as of October 31, 2026, with prices from $307 to $1,534, a $1,228 spread on the same certified stone. Brilliance lists it at $1,534. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687542065
Dimensions8.23 × 5.76 × 3.69 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.76 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687542065
Side View
Table 66.0%Crown 41.8°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.1%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $1,534 CAD|Low: $273 CAD|High: $2,271 CAD|Avg: $1,011 CAD|+9.4%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$307 CAD
Retailer 9$481 CAD
Retailer 4$578 CAD
Retailer 11$846 CAD
Retailer 5$864 CAD
Retailer 2$879 CAD
Retailer 8$890 CAD
Retailer 10$1,014 CAD
Brilliance$1,534 CAD
Retailer 3$1,668 CAD
Retailer 7$2,271 CAD

11 data points across 11 retailers

8 retailers$307 CAD to $1,534 CAD

A
Cheapest Retailer
-
$307 CAD
Final sale: no returns
B+
Retailer 2
-
$481 CAD
View
A
Retailer 3
-
$578 CAD
View
B+
Retailer 4
-
$864 CAD
View
B+
Retailer 5
-
$879 CAD
View
B+
Retailer 6
-
$890 CAD
View
Retailer 7
-
$920 CAD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliance
D37072233 · Nov 5
$1,534 CAD
$1,101 USD
View
7 more retailers have this diamond
Prices start from $307 CADSave up to $1,228 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
1.51ct Radiant
$307 CAD