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Marquise|Lab Grown|IGI

3.50ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG734532559

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG734532559

Diamond specifications and retailer prices

From $2,575 CAD
As of October 30, 2026
Save $1,140 CAD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $3,716 CAD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.5ct lab-grown marquise diamond

This 3.5ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG734532559 or 734532559. Listed at 2 retailers as of October 30, 2026, with prices from $2,575 to $3,716, a $1,140 spread on the same certified stone. The Diamond Guys lists it at $3,716. 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

3.50
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734532559
Dimensions15.56 × 7.77 × 5.03 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Top View
15.56 mm7.77 mm3.50 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734532559
Side View
Table 59.0%Crown 35.6°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,575 CAD|Low: $997 CAD|High: $9,417 CAD|Avg: $3,694 CAD|-14.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
August 3, 2026
Retailer 2$997 CAD
Retailer 3$1,405 CAD
Retailer 5$1,578 CAD
Retailer 8$1,711 CAD
Retailer 7$2,479 CAD
Retailer 1$2,575 CAD
Retailer 4$2,725 CAD
Retailer 6$3,191 CAD
The Diamond Guys$3,716 CAD

67 data points across 9 retailers

2 retailers$2,575 CAD to $3,716 CAD

B+
Cheapest Retailer
-
$2,575 CAD
Most Expensive
B
The Diamond Guys
1873544233 · Nov 1
$3,716 CAD
$2,660 USD
View
1 more retailer has this diamond
Prices start from $2,575 CADSave up to $1,140 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.

B+
3.50ct Marquise
$2,575 CAD