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Cushion|Lab Grown|IGI

3.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG835667275

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG835667275

Diamond specifications and retailer prices

From HK$17,173 HKD
As of October 31, 2026
Save HK$53,988 HKD (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$71,160 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG835667275 or 835667275. Listed at 14 retailers as of October 29, 2026, with prices from HK$17,173 to HK$71,160, a HK$53,988 spread on the same certified stone. Brilliant Earth lists it at HK$71,160. 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 angle37.2°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835667275
Dimensions9.96 × 8.00 × 5.18 mm
L/W Ratio1.25
Girdle conditionFaceted
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
9.96 mm8.00 mm3.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835667275
Side View
Table 59.0%Crown 37.2°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 64.8%

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 31
Current: HK$22,308 HKD|Low: HK$17,173 HKD|High: HK$59,541 HKD|Avg: HK$35,977 HKD|-9.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11HK$17,173 HKD
Retailer 5HK$19,987 HKD
Retailer 1HK$22,308 HKD
Retailer 4HK$23,302 HKD
Retailer 7HK$27,225 HKD
Retailer 8HK$32,766 HKD
Retailer 10HK$38,028 HKD
Retailer 2HK$38,615 HKD
Retailer 9HK$40,514 HKD
Retailer 3HK$46,290 HKD
Retailer 6HK$49,590 HKD
Retailer 12HK$54,175 HKD

17 data points across 12 retailers

14 retailersHK$17,173 HKD to HK$71,160 HKD

A
Cheapest Retailer
-
HK$17,173 HKD
A
Retailer 2
-
HK$19,987 HKD
£2,006 GBP
View
A
Retailer 3
-
HK$22,308 HKD
€2,708 EUR
View
A
Retailer 4
-
HK$23,302 HKD
$2,970 USD
View
A
Retailer 5
-
HK$27,225 HKD
$3,470 USD
View
A
Retailer 6
-
HK$32,766 HKD
ZAR 67,468 ZAR
View
A
Retailer 7
-
HK$38,028 HKD
$4,847 USD
View
B+
Retailer 8
-
HK$38,615 HKD
$4,922 USD
View
B+
Retailer 9
-
HK$39,738 HKD
$5,065 USD
View
B+
Retailer 10
-
HK$40,514 HKD
£4,066 GBP
View
Retailer 11
-
HK$46,290 HKD
$5,900 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
HK$49,590 HKD
$6,321 USD
View
B+
Retailer 13
-
HK$54,175 HKD
$6,905 USD
View
Most Expensive
B
Brilliant Earth
21829129A · Oct 29
HK$71,160 HKD
$9,070 USD
View
13 more retailers have this diamond
Prices start from HK$17,173 HKDSave up to HK$53,988 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$17,173 HKD