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Cushion|Lab Grown|IGI

3.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG743509404

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG743509404

Diamond specifications and retailer prices

From $1,970 USD
As of October 29, 2026
Save $7,100 USD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,175 USD 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 LG743509404 or 743509404. Listed at 21 retailers as of October 29, 2026, with a 360% 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743509404
Dimensions8.81 × 8.64 × 5.59 mm
L/W Ratio1.02
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
8.81 mm8.64 mm3.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743509404
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 64.7%

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: Oct 29
Current: $11,175 USD|Low: $1,900 USD|High: $11,197 USD|Avg: $4,678 USD|-0.2%
Novita Diamonds
Retailer 2
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Retailer 21
October 30, 2026
Retailer 19$1,970 USD
Retailer 8$1,987 USD
Retailer 3$2,104 USD
Retailer 6$2,189 USD
Retailer 13$2,547 USD
Retailer 18$2,863 USD
Retailer 12$2,970 USD
Retailer 16$3,470 USD
Retailer 17$4,176 USD
Retailer 20$4,343 USD
Retailer 10$4,451 USD
Retailer 4$4,847 USD
Retailer 9$4,922 USD
Retailer 21$5,164 USD
Retailer 2$5,503 USD
Retailer 11$5,900 USD
Retailer 15$6,321 USD
Retailer 5$6,328 USD
Retailer 7$6,905 USD
Retailer 14$9,070 USD
Novita Diamonds$11,175 USD

29 data points across 21 retailers

21 retailers$1,970 USD to $9,070 USD

A
Cheapest Retailer
-
$1,970 USD
A
Retailer 2
-
$1,987 USD
View
Final sale: no returns
A
Retailer 3
-
$2,104 USD
View
A
Retailer 4
-
$2,189 USD
HK$17,100 HKD
View
A
Retailer 5
-
$2,547 USD
£2,006 GBP
View
A
Retailer 6
-
$2,863 USD
€2,727 EUR
View
A
Retailer 7
-
$2,970 USD
View
A
Retailer 8
-
$3,470 USD
View
A
Retailer 9
-
$4,176 USD
ZAR 67,468 ZAR
View
A
Retailer 10
-
$4,343 USD
£3,420 GBP
View
Retailer 11
-
$4,451 USD
A$6,848 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$4,847 USD
View
B+
Retailer 13
-
$4,922 USD
View
B+
Retailer 14
-
$5,164 USD
£4,066 GBP
View
B+
Retailer 15
-
$5,503 USD
View
Retailer 16
-
$5,900 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$6,321 USD
View
B+
Retailer 18
-
$6,328 USD
SGD 8,551 SGD
View
B+
Retailer 19
-
$6,905 USD
View
B
Retailer 20
-
$9,070 USD
View
Most Expensive
Novita Diamonds
cert_743509404 · Oct 8
$11,175 USD
A$17,193 AUD
View
Price last confirmed 21 days ago
20 more retailers have this diamond
Prices start from $1,970 USDSave up to $7,100 USD

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
$1,970 USD