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Marquise|Lab Grown|IGI

3.13ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG787630041

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787630041

Diamond specifications and retailer prices

From $1,485 USD
£1,169 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $1,485 USD at Diamond Quarter
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 Diamond Quarter

About this 3.13ct lab-grown marquise diamond

This 3.13ct 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 LG787630041 or 787630041. Listed at a single retailer as of October 31, 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

3.13
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787630041
Dimensions14.71 × 7.78 × 4.86 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.71 mm7.78 mm3.13 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787630041
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: $1,485 USD|Low: $580 USD|High: $3,630 USD|Avg: $1,690 USD
Diamond Quarter
Retailer 2
Retailer 3
Retailer 4
Retailer 5
May 6, 2026
Retailer 2$772 USD
Retailer 4$820 USD
Retailer 3$897 USD
Diamond Quarter$1,485 USD
Retailer 5$3,630 USD

11 data points across 5 retailers

1 retailer

B+
Diamond Quarter
3.13VS1GLG200CDEN · Oct 31
$1,485 USD
£1,169 GBP
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B+
3.13ct Marquise
$1,485 USD