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Marquise|Lab Grown|IGI

3.01ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG741570038

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG741570038

Diamond specifications and retailer prices

From $655 USD
As of November 4, 2026
Save $2,537 USD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,192 USD at MOH London · As of November 5, 2026
View at MOH London

About this 3.01ct lab-grown marquise diamond

This 3.01ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741570038 or 741570038. Listed at 13 retailers as of November 4, 2026, with prices from $655 to $3,192, a $2,537 spread on the same certified stone. MOH London lists it at $3,192. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741570038
Dimensions14.27 × 7.57 × 4.85 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.27 mm7.57 mm3.01 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741570038
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,192 USD|Low: $629 USD|High: $3,240 USD|Avg: $1,346 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 11$655 USD
Retailer 14$713 USD
Retailer 4$734 USD
Retailer 3$760 USD
Retailer 12$760 USD
Retailer 10$935 USD
Retailer 6$1,088 USD
Retailer 8$1,113 USD
Retailer 5$1,138 USD
Retailer 2$1,195 USD
Retailer 9$1,941 USD
Retailer 13$2,136 USD
Retailer 7$2,640 USD
MOH London$3,192 USD

43 data points across 14 retailers

13 retailers$655 USD to $3,192 USD

A
Cheapest Retailer
-
$655 USD
A
Retailer 2
-
$713 USD
View
A
Retailer 3
-
$734 USD
View
Final sale: no returns
A
Retailer 4
-
$760 USD
View
A
Retailer 5
-
$935 USD
View
B+
Retailer 6
-
$1,088 USD
View
B+
Retailer 7
-
$1,138 USD
View
B+
Retailer 8
-
$1,195 USD
View
B+
Retailer 9
-
$1,586 USD
View
B
Retailer 10
-
$1,941 USD
View
B
Retailer 11
-
$2,136 USD
View
Retailer 12
-
$2,640 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG741570038 · Nov 5
$3,192 USD
£2,513 GBP
View
12 more retailers have this diamond
Prices start from $655 USDSave up to $2,537 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.

A
3.01ct Marquise
$655 USD