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Marquise|Lab Grown|IGI

3.02ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG801682323

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG801682323

Diamond specifications and retailer prices

From $826 AUD
As of November 6, 2026
Save $3,088 AUD (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,914 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG801682323 or 801682323. Listed at 16 retailers as of November 4, 2026, with prices from $826 to $3,914, a $3,088 spread on the same certified stone. Brilliant Earth lists it at $3,914. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801682323
Dimensions14.62 × 7.47 × 4.67 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.62 mm7.47 mm3.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG801682323
Side View
Table 59.0%Crown 33.8°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 62.5%

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 6
Current: $3,914 AUD|Low: $561 AUD|High: $5,657 AUD|Avg: $1,795 AUD|-30.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 13$561 AUD
Retailer 12$729 AUD
Retailer 5$826 AUD
Retailer 8$974 AUD
Retailer 7$1,113 AUD
Retailer 10$1,180 AUD
Retailer 6$1,414 AUD
Retailer 2$1,500 AUD
Retailer 3$2,060 AUD
Retailer 11$2,394 AUD
Retailer 9$2,436 AUD
Retailer 4$3,021 AUD
Brilliant Earth$3,914 AUD

32 data points across 13 retailers

16 retailers$826 AUD to $3,914 AUD

Retailer 1
-
$629 AUD
Price last confirmed 29 days ago
Retailer 2
-
$703 AUD
View
Price last confirmed 22 days ago
Retailer 3
-
$729 AUD
View
Price last confirmed 9 days ago
Retailer 4
-
$779 AUD
View
Price last confirmed 34 days ago
B+
Retailer 5
-
$826 AUD
View
Retailer 6
-
$974 AUD
View
Price last confirmed 10 days ago
Retailer 7
-
$1,113 AUD
View
Price last confirmed 10 days ago
Retailer 8
-
$1,180 AUD
View
Price last confirmed 11 days ago
A
Retailer 9
-
$1,414 AUD
View
B+
Retailer 10
-
$1,500 AUD
View
Retailer 11
-
$2,060 AUD
View
Price last confirmed 10 days ago
Retailer 12
-
$2,394 AUD
View
Price last confirmed 12 days ago
Retailer 13
-
$2,436 AUD
View
Price last confirmed 12 days ago
Retailer 14
-
$2,504 AUD
View
Price last confirmed 37 days ago
Retailer 15
-
$3,021 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
20994450A · Nov 4
$3,914 AUD
$2,740 USD
View
15 more retailers have this diamond
Prices start from $826 AUDSave up to $3,088 AUD

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
$826 AUD