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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 HK$13,620 HKD
$1,736 USD
As of October 31, 2026
Save HK$57,540 HKD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$87,679 HKD 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 422% 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 angle37.4°
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$87,679 HKD|Low: HK$13,620 HKD|High: HK$87,848 HKD|Avg: HK$37,450 HKD|-0.2%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 13HK$13,620 HKD
Retailer 21HK$15,456 HKD
Retailer 16HK$15,809 HKD
Retailer 7HK$17,173 HKD
Retailer 15HK$19,987 HKD
Retailer 2HK$22,308 HKD
Retailer 12HK$23,302 HKD
Retailer 19HK$27,225 HKD
Retailer 20HK$32,766 HKD
Retailer 3HK$34,077 HKD
Retailer 10HK$34,923 HKD
Retailer 5HK$38,028 HKD
Retailer 9HK$38,615 HKD
Retailer 4HK$40,514 HKD
Retailer 17HK$43,174 HKD
Retailer 11HK$46,290 HKD
Retailer 18HK$49,590 HKD
Retailer 6HK$49,646 HKD
Retailer 8HK$54,175 HKD
Retailer 14HK$71,160 HKD
Novita DiamondsHK$87,679 HKD

29 data points across 21 retailers

21 retailersHK$13,620 HKD to HK$71,160 HKD

A
Cheapest Retailer
-
HK$13,620 HKD
$1,736 USD
Final sale: no returns
A
Retailer 2
-
HK$15,456 HKD
$1,970 USD
View
A
Retailer 3
-
HK$15,809 HKD
$2,015 USD
View
A
Retailer 4
-
HK$17,173 HKD
View
A
Retailer 5
-
HK$19,987 HKD
£2,006 GBP
View
A
Retailer 6
-
HK$22,308 HKD
€2,708 EUR
View
A
Retailer 7
-
HK$23,302 HKD
$2,970 USD
View
A
Retailer 8
-
HK$27,225 HKD
$3,470 USD
View
A
Retailer 9
-
HK$32,766 HKD
ZAR 67,468 ZAR
View
B+
Retailer 10
-
HK$34,077 HKD
£3,420 GBP
View
Retailer 11
-
HK$34,923 HKD
A$6,848 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
HK$38,028 HKD
$4,847 USD
View
B+
Retailer 13
-
HK$38,615 HKD
$4,922 USD
View
B+
Retailer 14
-
HK$40,514 HKD
£4,066 GBP
View
B+
Retailer 15
-
HK$43,174 HKD
$5,503 USD
View
Retailer 16
-
HK$46,290 HKD
$5,900 USD
View
Price last confirmed 10 days ago
B+
Retailer 17
-
HK$49,590 HKD
$6,321 USD
View
B+
Retailer 18
-
HK$49,646 HKD
SGD 8,551 SGD
View
B+
Retailer 19
-
HK$54,175 HKD
$6,905 USD
View
B
Retailer 20
-
HK$71,160 HKD
$9,070 USD
View
Most Expensive
Novita Diamonds
cert_743509404 · Oct 8
HK$87,679 HKD
A$17,193 AUD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from HK$13,620 HKDSave up to HK$57,540 HKD

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
HK$13,620 HKD