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Cushion|Lab Grown|IGI

3.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG732516309

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG732516309

Diamond specifications and retailer prices

From $2,130 AUD
$1,496 USD
As of October 30, 2026
Save $12,277 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,909 AUD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

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 LG732516309 or 732516309. Listed at 13 retailers as of October 30, 2026, with a 576% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle37.5°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732516309
Dimensions8.68 × 8.60 × 5.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
8.68 mm8.60 mm3.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732516309
Side View
Table 63.0%Crown 37.5°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $15,909 AUD|Low: $2,130 AUD|High: $15,940 AUD|Avg: $6,580 AUD|+1.6%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 6$2,130 AUD
Retailer 11$2,157 AUD
Retailer 5$2,392 AUD
Retailer 12$3,039 AUD
Retailer 2$3,377 AUD
Retailer 7$3,741 AUD
Retailer 10$5,296 AUD
Retailer 13$5,426 AUD
Retailer 8$6,713 AUD
Retailer 3$8,143 AUD
Retailer 4$12,812 AUD
Retailer 9$14,407 AUD
Novita Diamonds$15,909 AUD

34 data points across 13 retailers

13 retailers$2,130 AUD to $14,407 AUD

A+
Cheapest Retailer
-
$2,130 AUD
$1,496 USD
A
Retailer 2
-
$2,157 AUD
$1,515 USD
View
A
Retailer 3
-
$2,392 AUD
$1,680 USD
View
Final sale: no returns
A
Retailer 4
-
$3,039 AUD
$2,135 USD
View
A
Retailer 5
-
$3,377 AUD
€2,259 EUR
View
A
Retailer 6
-
$3,741 AUD
$2,628 USD
View
A
Retailer 7
-
$5,296 AUD
$3,720 USD
View
Retailer 8
-
$5,426 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$6,713 AUD
£3,713 GBP
View
Retailer 10
-
$8,143 AUD
$5,720 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$12,812 AUD
$9,000 USD
View
B
Retailer 12
-
$14,407 AUD
$10,120 USD
View
Most Expensive
Novita Diamonds
cert_732516309 · Oct 8
$15,909 AUD
View
Price last confirmed 23 days ago
12 more retailers have this diamond
Prices start from $2,130 AUDSave up to $12,277 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
$2,130 AUD