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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG803623457

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803623457

Diamond specifications and retailer prices

From $3,530 AUD
$2,474 USD
As of November 1, 2026
Save $9,249 AUD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,779 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG803623457 or 803623457. Listed at 13 retailers as of October 31, 2026, with prices from $3,530 to $12,779, a $9,249 spread on the same certified stone. Taylor and Hart lists it at $12,779. 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 angle34.1°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803623457
Dimensions10.17 × 7.68 × 5.27 mm
L/W Ratio1.32
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
10.17 mm7.68 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803623457
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 38°Culet: NoneDepth 68.6%

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 1
Current: $4,992 AUD|Low: $3,530 AUD|High: $19,902 AUD|Avg: $8,692 AUD|-36.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 2, 2026
Retailer 12$3,530 AUD
Retailer 7$3,895 AUD
Retailer 11$3,923 AUD
Retailer 8$4,794 AUD
Retailer 1$4,992 AUD
Retailer 6$5,499 AUD
Retailer 4$5,635 AUD
Retailer 9$5,710 AUD
Retailer 3$6,937 AUD
Retailer 2$9,764 AUD
Retailer 5$9,922 AUD
Retailer 10$10,852 AUD
Taylor and Hart$12,779 AUD

41 data points across 13 retailers

13 retailers$3,530 AUD to $12,779 AUD

A
Cheapest Retailer
-
$3,530 AUD
$2,474 USD
Final sale: no returns
A
Retailer 2
-
$3,895 AUD
$2,730 USD
View
A
Retailer 3
-
$3,923 AUD
$2,749 USD
View
A
Retailer 4
-
$4,794 AUD
$3,360 USD
View
A
Retailer 5
-
$4,992 AUD
£2,755 GBP
View
A
Retailer 6
-
$5,499 AUD
€3,670 EUR
View
Retailer 7
-
$5,635 AUD
$3,949 USD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$5,710 AUD
$4,002 USD
View
B+
Retailer 9
-
$6,937 AUD
£3,828 GBP
View
B+
Retailer 10
-
$9,764 AUD
$6,843 USD
View
B+
Retailer 11
-
$9,922 AUD
£5,475 GBP
View
B+
Retailer 12
-
$10,852 AUD
$7,605 USD
View
Most Expensive
B
Taylor and Hart
8IXV5GF · Oct 31
$12,779 AUD
$8,956 USD
View
12 more retailers have this diamond
Prices start from $3,530 AUDSave up to $9,249 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
$3,530 AUD