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Marquise|Lab Grown|IGI

3.03ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG754509108

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754509108

Diamond specifications and retailer prices

From $5,045 AUD
As of November 3, 2026
Save $20,990 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $26,035 AUD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 3.03ct lab-grown marquise diamond

This 3.03ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754509108 or 754509108. Listed at 14 retailers as of November 3, 2026, with prices from $5,045 to $26,035, a $20,990 spread on the same certified stone. Michael Trio lists it at $26,035. 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

3.03
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754509108
Dimensions14.57 × 7.49 × 4.73 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
14.57 mm7.49 mm3.03 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754509108
Side View
Table 58.0%Crown 37.6°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 63.2%

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: Nov 3
Current: $26,035 AUD|Low: $5,045 AUD|High: $31,181 AUD|Avg: $14,895 AUD|-16.5%
Michael Trio
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 4, 2026
Retailer 11$5,045 AUD
Retailer 13$6,070 AUD
Retailer 4$8,998 AUD
Retailer 2$9,104 AUD
Retailer 12$10,646 AUD
Retailer 3$10,918 AUD
Retailer 10$11,644 AUD
Retailer 9$12,057 AUD
Retailer 8$14,701 AUD
Retailer 5$16,306 AUD
Retailer 7$16,536 AUD
Retailer 14$19,090 AUD
Retailer 6$25,289 AUD
Michael Trio$26,035 AUD

42 data points across 14 retailers

14 retailers$5,045 AUD to $26,035 AUD

A
Cheapest Retailer
-
$5,045 AUD
A
Retailer 2
-
$6,070 AUD
View
B+
Retailer 3
-
$8,998 AUD
View
B+
Retailer 4
-
$9,104 AUD
View
B+
Retailer 5
-
$10,646 AUD
View
B+
Retailer 6
-
$10,918 AUD
View
B+
Retailer 7
-
$11,644 AUD
View
B+
Retailer 8
-
$12,057 AUD
View
B+
Retailer 9
-
$14,701 AUD
View
B
Retailer 10
-
$16,306 AUD
View
B
Retailer 11
-
$16,536 AUD
View
B
Retailer 12
-
$19,090 AUD
View
B
Retailer 13
-
$25,289 AUD
View
Most Expensive
B
Michael Trio
1761542764 · Nov 4
$26,035 AUD
SGD 24,570 SGD
View
13 more retailers have this diamond
Prices start from $5,045 AUDSave up to $20,990 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
3.03ct Marquise
$5,045 AUD