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Marquise|Lab Grown|IGI

3.10ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG757527817

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG757527817

Diamond specifications and retailer prices

From $1,753 USD
CA$2,435 CAD
As of October 30, 2026
Save $777 USD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,530 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG757527817 or 757527817. Listed at 2 retailers as of October 30, 2026, with prices from $1,753 to $2,530, a $777 spread on the same certified stone. The Diamond Guys lists it at $2,530. 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

3.10
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757527817
Dimensions7.48 × 7.48 × 15.72 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.48 mm7.48 mm3.10 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757527817
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,022 USD|Low: $397 USD|High: $4,400 USD|Avg: $1,807 USD|-8.5%
Retailer 1
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Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
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Retailer 15
The Diamond Guys
September 16, 2026
Retailer 6$397 USD
Retailer 10$757 USD
Retailer 5$926 USD
Retailer 3$960 USD
Retailer 8$1,012 USD
Retailer 1$1,022 USD
Retailer 15$1,067 USD
Retailer 7$1,557 USD
Retailer 9$1,753 USD
Retailer 11$2,167 USD
Retailer 13$2,316 USD
Retailer 4$2,452 USD
The Diamond Guys$2,530 USD
Retailer 2$3,620 USD
Retailer 12$4,050 USD
Retailer 14$4,066 USD

67 data points across 16 retailers

2 retailers$1,753 USD to $2,530 USD

B+
Cheapest Retailer
-
$1,753 USD
CA$2,435 CAD
Most Expensive
B
The Diamond Guys
1954435424 · Oct 30
$2,530 USD
View
1 more retailer has this diamond
Prices start from $1,753 USDSave up to $777 USD

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+
3.10ct Marquise
$1,753 USD