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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG813651571

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813651571

Diamond specifications and retailer prices

From $3,026 AUD
$2,121 USD
As of November 1, 2026
Save $18,172 AUD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $21,198 AUD at Yadav Diamonds · As of November 2, 2026
View at Yadav Diamonds

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion 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 LG813651571 or 813651571. Listed at 19 retailers as of November 1, 2026, with prices from $3,026 to $21,198, a $18,172 spread on the same certified stone. Yadav Diamonds lists it at $21,198. 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 angle36.2°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813651571
Dimensions9.61 × 7.76 × 5.29 mm
L/W Ratio1.24
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
9.61 mm7.76 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813651571
Side View
Table 62.0%Crown 36.2°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 68.2%

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 1
Current: $5,208 AUD|Low: $3,026 AUD|High: $28,795 AUD|Avg: $9,486 AUD|-38.9%
Retailer 1
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
Retailer 16
Retailer 17
November 2, 2026
Retailer 4$3,026 AUD
Retailer 13$3,310 AUD
Retailer 3$3,450 AUD
Retailer 15$3,546 AUD
Retailer 16$4,396 AUD
Retailer 10$4,764 AUD
Retailer 9$4,856 AUD
Retailer 1$5,208 AUD
Retailer 6$6,567 AUD
Retailer 12$8,038 AUD
Retailer 17$9,308 AUD
Retailer 14$9,318 AUD
Retailer 11$9,392 AUD
Retailer 7$10,905 AUD
Retailer 5$11,713 AUD
Retailer 8$12,106 AUD
Retailer 2$18,607 AUD

38 data points across 17 retailers

19 retailers$3,026 AUD to $21,198 AUD

A
Cheapest Retailer
-
$3,026 AUD
$2,121 USD
Final sale: no returns
A
Retailer 2
-
$3,310 AUD
$2,320 USD
View
A
Retailer 3
-
$3,450 AUD
$2,418 USD
View
A
Retailer 4
-
$3,546 AUD
$2,485 USD
View
A
Retailer 5
-
$4,396 AUD
$3,081 USD
View
A
Retailer 6
-
$4,764 AUD
£2,629 GBP
View
Retailer 7
-
$4,856 AUD
$3,403 USD
View
Price last confirmed 20 days ago
A
Retailer 8
-
$5,208 AUD
€3,476 EUR
View
A
Retailer 9
-
$6,567 AUD
£3,624 GBP
View
B+
Retailer 10
-
$8,038 AUD
ZAR 91,007 ZAR
View
B+
Retailer 11
-
$9,308 AUD
$6,524 USD
View
Retailer 12
-
$9,318 AUD
$6,530 USD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$9,392 AUD
£5,183 GBP
View
B+
Retailer 14
-
$9,441 AUD
$6,617 USD
View
B+
Retailer 15
-
$10,905 AUD
$7,643 USD
View
B+
Retailer 16
-
$11,713 AUD
$8,209 USD
View
B+
Retailer 17
-
$12,106 AUD
$8,484 USD
View
B
Retailer 18
-
$18,607 AUD
$13,040 USD
View
Most Expensive
B
Yadav Diamonds
13209872 · Nov 2
$21,198 AUD
$14,856 USD
View
18 more retailers have this diamond
Prices start from $3,026 AUDSave up to $18,172 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 Cushion
$3,026 AUD