Marquise|Lab Grown|IGI

3.04ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG621481043

Certificate IGI LG621481043

Diamond specifications and retailer prices

From $17,770 AUD
$12,410 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $17,770 AUD at Shane Co
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Shane Co

About this 3.04ct lab-grown marquise diamond

This 3.04ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG621481043 or 621481043. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

3.04
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG621481043
Dimensions14.80 × 7.52 mm
L/W Ratio1.97
Top View
14.80 mm7.52 mm3.04 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621481043
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 64.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $17,770 AUD|Low: $17,770 AUD|High: $20,655 AUD|Avg: $20,014 AUD|-14.0%
September 21, 2026
Shane Co$17,770 AUD

5 data points across 1 retailer

1 retailer

B
Shane Co
25C0U10 · Nov 2
$17,770 AUD
$12,410 USD
View

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B
3.04ct Marquise
$17,770 AUD