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Marquise|Lab Grown|IGI

3.00ct I VS1 Marquise Lab Grown Diamond

EX • I/VS1 • IGI LG846648121

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846648121

Diamond specifications and retailer prices

From $1,339 CAD
€913 EUR
As of October 25, 2026
Save $3,142 CAD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,481 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846648121 or 846648121. Listed at 8 retailers as of October 25, 2026, with prices from $1,339 to $4,481, a $3,142 spread on the same certified stone. MOH London lists it at $4,481. 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

3.00
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846648121
Dimensions14.75 × 7.48 × 4.66 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.75 mm7.48 mm3.00 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846648121
Side View
Table 63.0%Crown 34.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.3%

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 25
Current: $4,481 CAD|Low: $1,339 CAD|High: $4,680 CAD|Avg: $2,515 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8$1,339 CAD
Retailer 6$1,516 CAD
Retailer 7$1,590 CAD
Retailer 2$1,660 CAD
Retailer 4$2,871 CAD
Retailer 3$3,045 CAD
Retailer 5$3,665 CAD
MOH London$4,481 CAD

7 data points across 8 retailers

8 retailers$1,339 CAD to $4,481 CAD

A
Cheapest Retailer
-
$1,339 CAD
€913 EUR
A
Retailer 2
-
$1,516 CAD
$1,085 USD
View
A
Retailer 3
-
$1,590 CAD
$1,138 USD
View
A
Retailer 4
-
$1,660 CAD
$1,188 USD
View
B+
Retailer 5
-
$2,871 CAD
$2,055 USD
View
B+
Retailer 6
-
$3,045 CAD
$2,180 USD
View
B
Retailer 7
-
$3,665 CAD
$2,624 USD
View
Most Expensive
B
MOH London
LG846648121 · Oct 26
$4,481 CAD
£2,526 GBP
View
7 more retailers have this diamond
Prices start from $1,339 CADSave up to $3,142 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
3.00ct Marquise
$1,339 CAD