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Marquise|Lab Grown|IGI

3.51ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG830677496

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830677496

Diamond specifications and retailer prices

From $698 CAD
$500 USD
As of October 27, 2026
Save $3,311 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,009 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to 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 LG830677496 or 830677496. Listed at 19 retailers as of October 27, 2026, with prices from $698 to $4,009, a $3,311 spread on the same certified stone. Rare Carat lists it at $4,009. 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

3.51
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830677496
Dimensions14.64 × 7.84 × 5.03 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.64 mm7.84 mm3.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830677496
Side View
Table 63.0%Crown 35.6°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 64.2%

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 27
Current: $4,009 CAD|Low: $671 CAD|High: $4,023 CAD|Avg: $1,839 CAD|-0.3%
Rare Carat
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
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 18$698 CAD
Retailer 9$781 CAD
Retailer 17$781 CAD
Retailer 4$865 CAD
Retailer 14$865 CAD
Retailer 2$920 CAD
Retailer 5$1,111 CAD
Retailer 13$1,111 CAD
Retailer 10$1,301 CAD
Retailer 12$1,433 CAD
Retailer 6$1,829 CAD
Retailer 3$1,868 CAD
Retailer 19$2,232 CAD
Retailer 15$2,276 CAD
Retailer 11$2,818 CAD
Retailer 7$3,003 CAD
Retailer 8$3,238 CAD
Retailer 16$3,617 CAD
Rare Carat$4,009 CAD

35 data points across 19 retailers

19 retailers$698 CAD to $4,009 CAD

A
Cheapest Retailer
-
$698 CAD
$500 USD
A
Retailer 2
-
$781 CAD
$559 USD
View
A
Retailer 3
-
$781 CAD
$559 USD
View
Final sale: no returns
Retailer 4
-
$865 CAD
$619 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$865 CAD
$619 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$920 CAD
£519 GBP
View
B+
Retailer 7
-
$1,111 CAD
$795 USD
View
A
Retailer 8
-
$1,111 CAD
$795 USD
View
A
Retailer 9
-
$1,301 CAD
$931 USD
View
A
Retailer 10
-
$1,433 CAD
£808 GBP
View
A
Retailer 11
-
$1,829 CAD
$1,309 USD
View
Retailer 12
-
$1,868 CAD
ZAR 21,608 ZAR
View
Price last confirmed 18 days ago
B+
Retailer 13
-
$2,232 CAD
$1,598 USD
View
B+
Retailer 14
-
$2,276 CAD
$1,629 USD
View
B+
Retailer 15
-
$2,818 CAD
$2,018 USD
View
B+
Retailer 16
-
$3,003 CAD
$2,149 USD
View
B+
Retailer 17
-
$3,238 CAD
$2,318 USD
View
Retailer 18
-
$3,617 CAD
£2,039 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Rare Carat
546/20A_l_830677496 · Oct 28
$4,009 CAD
$2,870 USD
View
18 more retailers have this diamond
Prices start from $698 CADSave up to $3,311 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
3.51ct Marquise
$698 CAD