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Marquise|Lab Grown|IGI

3.15ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG848613992

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848613992

Diamond specifications and retailer prices

From $550 CAD
$394 USD
As of November 1, 2026
Save $2,572 CAD (82%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,122 CAD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.15ct lab-grown marquise diamond

This 3.15ct 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 LG848613992 or 848613992. Listed at 3 retailers as of October 28, 2026, with prices from $550 to $3,122, a $2,572 spread on the same certified stone. Rare Carat lists it at $3,122. 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

3.15
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848613992
Dimensions14.71 × 7.61 × 4.92 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.71 mm7.61 mm3.15 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848613992
Side View
Table 58.0%Crown 37.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $3,122 CAD|Low: $550 CAD|High: $3,122 CAD|Avg: $1,916 CAD
Rare Carat
Retailer 2
Retailer 3
November 1, 2026
Retailer 2$550 CAD
Retailer 3$1,143 CAD
Rare Carat$3,122 CAD

6 data points across 3 retailers

3 retailers$550 CAD to $3,122 CAD

A
Cheapest Retailer
-
$550 CAD
$394 USD
Final sale: no returns
A
Retailer 2
-
$1,143 CAD
£644 GBP
View
Most Expensive
B
Rare Carat
848613992 · Oct 28
$3,122 CAD
$2,235 USD
View
2 more retailers have this diamond
Prices start from $550 CADSave up to $2,572 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
3.15ct Marquise
$550 CAD