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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 $3,572 USD
As of October 30, 2026
Save $14,101 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $17,673 USD at With Clarity · As of October 31, 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 October 30, 2026, with prices from $3,572 to $17,673, a $14,101 spread on the same certified stone. With Clarity lists it at $17,673. 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 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,736 USD|Low: $3,475 USD|High: $17,673 USD|Avg: $6,607 USD|-1.1%
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
With Clarity
October 31, 2026
Retailer 6$3,572 USD
Retailer 5$3,599 USD
Retailer 13$3,755 USD
Retailer 9$3,814 USD
Retailer 14$4,620 USD
Retailer 1$4,736 USD
Retailer 2$5,150 USD
Retailer 10$5,766 USD
Retailer 7$6,218 USD
Retailer 12$8,151 USD
Retailer 8$8,356 USD
Retailer 4$8,630 USD
Retailer 11$9,172 USD
Retailer 15$11,175 USD
Retailer 3$12,670 USD
With Clarity$17,673 USD

42 data points across 16 retailers

19 retailers$3,572 USD to $17,673 USD

A
Cheapest Retailer
-
$3,572 USD
A
Retailer 2
-
$3,755 USD
View
A
Retailer 3
-
$3,814 USD
View
Final sale: no returns
A
Retailer 4
-
$3,984 USD
View
B+
Retailer 5
-
$4,620 USD
View
A
Retailer 6
-
$4,736 USD
£3,729 GBP
View
B+
Retailer 7
-
$5,150 USD
View
B+
Retailer 8
-
$5,766 USD
€5,491 EUR
View
B+
Retailer 9
-
$6,218 USD
£4,896 GBP
View
Retailer 10
-
$8,151 USD
A$12,540 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$8,356 USD
ZAR 134,992 ZAR
View
B
Retailer 12
-
$8,630 USD
View
B
Retailer 13
-
$8,971 USD
View
B+
Retailer 14
-
$9,172 USD
£7,222 GBP
View
B
Retailer 15
-
$10,469 USD
View
Retailer 16
-
$11,175 USD
A$17,193 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$12,553 USD
View
B
Retailer 18
-
$12,670 USD
View
Most Expensive
B
With Clarity
739589054 · Oct 31
$17,673 USD
View
18 more retailers have this diamond
Prices start from $3,572 USDSave up to $14,101 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
$3,572 USD