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Cushion|Lab Grown|IGI

3.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG739589054

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG739589054

Diamond specifications and retailer prices

From $4,958 AUD
$3,475 USD
As of November 1, 2026
Save $20,259 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $25,218 AUD at With Clarity · As of November 2, 2026
View at With Clarity

About this 3.29ct lab-grown cushion diamond

This 3.29ct lab-grown cushion 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 LG739589054 or 739589054. Listed at 19 retailers as of November 1, 2026, with prices from $4,958 to $25,218, a $20,259 spread on the same certified stone. With Clarity lists it at $25,218. 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

3.29
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle29°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739589054
Dimensions10.35 × 7.34 × 5.06 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.35 mm7.34 mm3.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739589054
Side View
Table 62.0%Crown 36°Girdle: MED-VTKPavilion 29°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $6,662 AUD|Low: $4,958 AUD|High: $25,218 AUD|Avg: $9,525 AUD|-3.2%
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
With Clarity
November 2, 2026
Retailer 12$4,958 AUD
Retailer 6$5,097 AUD
Retailer 5$5,135 AUD
Retailer 14$5,358 AUD
Retailer 1$6,662 AUD
Retailer 8$6,757 AUD
Retailer 2$7,349 AUD
Retailer 7$8,165 AUD
Retailer 10$11,611 AUD
Retailer 13$11,923 AUD
Retailer 4$12,314 AUD
Retailer 9$13,019 AUD
Retailer 11$15,752 AUD
Retailer 3$18,079 AUD
With Clarity$25,218 AUD

39 data points across 15 retailers

19 retailers$4,958 AUD to $25,218 AUD

A
Cheapest Retailer
-
$4,958 AUD
$3,475 USD
Final sale: no returns
A
Retailer 2
-
$5,097 AUD
$3,572 USD
View
A
Retailer 3
-
$5,358 AUD
$3,755 USD
View
A
Retailer 4
-
$5,685 AUD
$3,984 USD
View
B+
Retailer 5
-
$6,662 AUD
$4,669 USD
View
A
Retailer 6
-
$6,757 AUD
£3,729 GBP
View
B+
Retailer 7
-
$7,349 AUD
$5,150 USD
View
B+
Retailer 8
-
$8,165 AUD
€5,450 EUR
View
B+
Retailer 9
-
$8,872 AUD
£4,896 GBP
View
B+
Retailer 10
-
$11,611 AUD
View
B+
Retailer 11
-
$11,923 AUD
ZAR 134,992 ZAR
View
B
Retailer 12
-
$12,314 AUD
$8,630 USD
View
B
Retailer 13
-
$12,801 AUD
$8,971 USD
View
B+
Retailer 14
-
$13,019 AUD
£7,184 GBP
View
B
Retailer 15
-
$14,938 AUD
$10,469 USD
View
B
Retailer 16
-
$15,752 AUD
View
B
Retailer 17
-
$17,912 AUD
$12,553 USD
View
B
Retailer 18
-
$18,079 AUD
$12,670 USD
View
Most Expensive
B
With Clarity
739589054 · Nov 2
$25,218 AUD
$17,673 USD
View
18 more retailers have this diamond
Prices start from $4,958 AUDSave up to $20,259 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
3.29ct Cushion
$4,958 AUD