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Marquise|Lab Grown|IGI

3.50ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG737579322

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG737579322

Diamond specifications and retailer prices

From $1,456 CAD
$1,042 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $1,456 CAD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 3.5ct lab-grown marquise diamond

This 3.5ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG737579322 or 737579322. Listed at a single retailer as of November 1, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737579322
Dimensions16.22 × 7.75 × 4.83 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Top View
16.22 mm7.75 mm3.50 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737579322
Side View
Table 60.0%Crown 34.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $1,456 CAD|Low: $807 CAD|High: $9,806 CAD|Avg: $3,607 CAD|+4.5%
B2C Jewels
Retailer 2
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September 23, 2026
Retailer 12$807 CAD
Retailer 14$1,446 CAD
B2C Jewels$1,456 CAD
Retailer 16$1,497 CAD
Retailer 7$1,824 CAD
Retailer 9$1,848 CAD
Retailer 3$2,077 CAD
Retailer 5$2,791 CAD
Retailer 13$3,277 CAD
Retailer 8$3,492 CAD
Retailer 10$4,024 CAD
Retailer 15$4,144 CAD
Retailer 11$4,400 CAD
Retailer 4$4,628 CAD
Retailer 2$7,599 CAD
Retailer 6$8,982 CAD

68 data points across 16 retailers

1 retailer

B+
B2C Jewels
31186542 · Nov 1
$1,456 CAD
$1,042 USD
View

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B+
3.50ct Marquise
$1,456 CAD