Marquise|Lab Grown|IGI

3.02ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG781637203

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG781637203

Diamond specifications and retailer prices

From $2,470 USD
As of October 26, 2026
1 retailer carries this diamond
Only listing: $2,470 USD at Loose Grown Diamond
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 Loose Grown Diamond

About this 3.02ct lab-grown marquise diamond

This 3.02ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781637203 or 781637203. Listed at a single retailer as of October 26, 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

3.02
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781637203
Dimensions15.78 × 7.21 × 4.50 mm
L/W Ratio2.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.78 mm7.21 mm3.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781637203
Side View
Table 58.0%Crown 36.7°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $2,470 USD|Low: $2,470 USD|High: $8,235 USD|Avg: $4,781 USD|-22.6%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 26, 2026
Loose Grown Diamond$2,470 USD
Retailer 4$3,126 USD
Retailer 2$3,391 USD
Retailer 6$4,465 USD
Retailer 3$5,083 USD
Retailer 7$6,179 USD
Retailer 5$8,235 USD

3 data points across 7 retailers

1 retailer

A
Loose Grown Diamond
LGD14-36288 · Oct 26
$2,470 USD
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A
3.02ct Marquise
$2,470 USD