Marquise|Lab Grown|IGI

3.02ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG846665795

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846665795

Diamond specifications and retailer prices

From $394 USD
As of November 4, 2026
Save $411 USD (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $805 USD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG846665795 or 846665795. Listed at 2 retailers as of November 4, 2026, with prices from $394 to $805, a $411 spread on the same certified stone. 77 Diamonds lists it at $805. 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

3.02
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846665795
Dimensions15.13 × 7.47 × 4.75 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.13 mm7.47 mm3.02 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846665795
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $805 USD|Low: $394 USD|High: $857 USD|Avg: $655 USD|-6.1%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2$394 USD
77 Diamonds$805 USD

18 data points across 2 retailers

2 retailers$394 USD to $805 USD

A
Cheapest Retailer
-
$394 USD
Final sale: no returns
Most Expensive
A
77 Diamonds
MQTVSEPAGHPAQ · Nov 6
$805 USD
£634 GBP
View
1 more retailer has this diamond
Prices start from $394 USDSave up to $411 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
3.02ct Marquise
$394 USD