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Marquise|Lab Grown|IGI

3.10ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG804659668

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804659668

Diamond specifications and retailer prices

From $6,625 AUD
As of November 3, 2026
Save $22,219 AUD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $28,844 AUD at With Clarity · As of November 3, 2026
View at With Clarity

About this 3.1ct lab-grown marquise diamond

This 3.1ct 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 LG804659668 or 804659668. Listed at 11 retailers as of November 3, 2026, with prices from $6,625 to $28,844, a $22,219 spread on the same certified stone. With Clarity lists it at $28,844. 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

3.10
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659668
Dimensions15.94 × 7.55 × 4.57 mm
L/W Ratio2.11
Girdle conditionFaceted
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
15.94 mm7.55 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659668
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.5%

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 3
Current: $9,313 AUD|Low: $6,625 AUD|High: $33,920 AUD|Avg: $15,652 AUD|-15.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 4, 2026
Retailer 8$6,625 AUD
Retailer 10$9,090 AUD
Retailer 1$9,313 AUD
Retailer 9$11,169 AUD
Retailer 2$11,312 AUD
Retailer 6$11,913 AUD
Retailer 5$13,173 AUD
Retailer 3$14,777 AUD
Retailer 4$15,026 AUD
Retailer 7$19,531 AUD
Retailer 11$25,876 AUD
With Clarity$28,844 AUD

38 data points across 12 retailers

11 retailers$6,625 AUD to $28,844 AUD

A
Cheapest Retailer
-
$6,625 AUD
B+
Retailer 2
-
$9,090 AUD
View
B+
Retailer 3
-
$9,313 AUD
View
B+
Retailer 4
-
$11,169 AUD
View
Retailer 5
-
$11,312 AUD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
$11,913 AUD
View
B+
Retailer 7
-
$13,173 AUD
View
B+
Retailer 8
-
$15,026 AUD
View
B
Retailer 9
-
$19,531 AUD
View
B
Retailer 10
-
$25,876 AUD
View
Most Expensive
B
With Clarity
804659668 · Nov 3
$28,844 AUD
$20,144 USD
View
10 more retailers have this diamond
Prices start from $6,625 AUDSave up to $22,219 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
3.10ct Marquise
$6,625 AUD