Marquise|Lab Grown|IGI

3.01ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG826630098

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826630098

Diamond specifications and retailer prices

From $1,434 USD
As of October 30, 2026
Save $6,056 USD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,490 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.01ct lab-grown marquise diamond

This 3.01ct 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 LG826630098 or 826630098. Listed at 10 retailers as of October 30, 2026, with prices from $1,434 to $7,490, a $6,056 spread on the same certified stone. Brilliant Earth lists it at $7,490. 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

3.01
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826630098
Dimensions15.71 × 7.59 × 4.39 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.71 mm7.59 mm3.01 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826630098
Side View
Table 66.0%Crown 33.7°Girdle: MED-STKPavilion 39.3°CuletDepth 57.8%

Caratlytics Score

How it works →
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: Oct 30
Current: $7,490 USD|Low: $1,434 USD|High: $7,900 USD|Avg: $3,802 USD|-5.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7$1,434 USD
Retailer 6$1,560 USD
Retailer 3$2,140 USD
Retailer 9$2,642 USD
Retailer 4$2,701 USD
Retailer 10$3,039 USD
Retailer 5$3,117 USD
Retailer 2$3,755 USD
Retailer 8$4,789 USD
Brilliant Earth$7,490 USD

30 data points across 10 retailers

10 retailers$1,434 USD to $7,490 USD

A
Cheapest Retailer
-
$1,434 USD
A
Retailer 2
-
$1,560 USD
View
A
Retailer 3
-
$2,140 USD
View
A
Retailer 4
-
$2,642 USD
View
A
Retailer 5
-
$2,701 USD
View
A
Retailer 6
-
$3,039 USD
€2,894 EUR
View
A
Retailer 7
-
$3,117 USD
View
A
Retailer 8
-
$3,755 USD
A$5,777 AUD
View
A
Retailer 9
-
$4,789 USD
£3,771 GBP
View
Most Expensive
B+
Brilliant Earth
21497346A · Oct 31
$7,490 USD
View
9 more retailers have this diamond
Prices start from $1,434 USDSave up to $6,056 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
$1,434 USD