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Marquise|Lab Grown|IGI

3.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780665483

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780665483

Diamond specifications and retailer prices

From $4,954 AUD
As of November 2, 2026
Save $27,850 AUD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $32,805 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 LG780665483 or 780665483. Listed at 15 retailers as of November 2, 2026, with prices from $4,954 to $32,805, a $27,850 spread on the same certified stone. Do Amore Diamonds lists it at $32,805. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665483
Dimensions14.30 × 7.37 × 4.79 mm
L/W Ratio1.94
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
14.30 mm7.37 mm3.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665483
Side View
Table 62.0%Crown 37.8°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 65.0%

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 2
Current: $32,805 AUD|Low: $4,954 AUD|High: $39,077 AUD|Avg: $11,503 AUD|-16.0%
Do Amore Diamonds
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
Retailer 15
November 4, 2026
Retailer 3$4,954 AUD
Retailer 8$5,078 AUD
Retailer 12$5,391 AUD
Retailer 14$5,423 AUD
Retailer 2$5,756 AUD
Retailer 7$6,704 AUD
Retailer 9$7,628 AUD
Retailer 5$7,928 AUD
Retailer 13$8,915 AUD
Retailer 6$10,639 AUD
Retailer 4$10,852 AUD
Retailer 15$12,873 AUD
Retailer 11$13,075 AUD
Retailer 10$15,128 AUD
Do Amore Diamonds$32,805 AUD

35 data points across 15 retailers

15 retailers$4,954 AUD to $32,805 AUD

A
Cheapest Retailer
-
$4,954 AUD
A
Retailer 2
-
$5,078 AUD
View
A
Retailer 3
-
$5,391 AUD
View
A
Retailer 4
-
$5,423 AUD
View
A
Retailer 5
-
$5,756 AUD
View
A
Retailer 6
-
$6,704 AUD
View
Final sale: no returns
A
Retailer 7
-
$7,628 AUD
View
A
Retailer 8
-
$7,928 AUD
View
B+
Retailer 9
-
$8,915 AUD
View
Retailer 10
-
$10,639 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$10,852 AUD
View
B+
Retailer 12
-
$12,873 AUD
View
B+
Retailer 13
-
$13,075 AUD
View
B+
Retailer 14
-
$15,128 AUD
View
Most Expensive
B
Do Amore Diamonds
27-0FF333B5A · Nov 4
$32,805 AUD
$22,910 USD
View
14 more retailers have this diamond
Prices start from $4,954 AUDSave up to $27,850 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
$4,954 AUD