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Marquise|Lab Grown|IGI

3.51ct D VS2 Marquise Lab Grown Diamond

VG • D/VS2 • IGI LG851616411

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851616411

Diamond specifications and retailer prices

From $1,617 CAD
$1,155 USD
As of October 26, 2026
Save $2,852 CAD (64%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,469 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG851616411 or 851616411. Listed at 6 retailers as of October 26, 2026, with prices from $1,617 to $4,469, a $2,852 spread on the same certified stone. MOH London lists it at $4,469. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851616411
Dimensions16.16 × 7.99 × 4.74 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.16 mm7.99 mm3.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851616411
Side View
Table 61.0%Crown 32.8°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 59.3%

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 26
Current: $4,469 CAD|Low: $1,617 CAD|High: $4,469 CAD|Avg: $2,601 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 5$1,617 CAD
Retailer 3$1,683 CAD
Retailer 4$1,729 CAD
Retailer 2$2,171 CAD
Retailer 6$3,655 CAD
MOH London$4,469 CAD

3 data points across 6 retailers

6 retailers$1,617 CAD to $4,469 CAD

A
Cheapest Retailer
-
$1,617 CAD
$1,155 USD
A
Retailer 2
-
$1,683 CAD
£947 GBP
View
A
Retailer 3
-
$1,729 CAD
$1,235 USD
View
B+
Retailer 4
-
$2,171 CAD
$1,551 USD
View
B
Retailer 5
-
$3,655 CAD
$2,612 USD
View
Most Expensive
B
MOH London
LG851616411 · Oct 26
$4,469 CAD
£2,514 GBP
View
5 more retailers have this diamond
Prices start from $1,617 CADSave up to $2,852 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
$1,617 CAD