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Cushion|Lab Grown|IGI

3.29ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG795633135

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG795633135

Diamond specifications and retailer prices

From £1,146 GBP
$1,535 USD
As of October 31, 2026
Save £6,922 GBP (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £8,341 GBP 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 LG795633135 or 795633135. Listed at 10 retailers as of October 31, 2026, with a 604% 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 angle35.6°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795633135
Dimensions10.68 × 7.55 × 5.11 mm
L/W Ratio1.41
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
10.68 mm7.55 mm3.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795633135
Side View
Table 60.0%Crown 35.6°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 67.7%

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 31
Current: £8,341 GBP|Low: £1,146 GBP|High: £8,357 GBP|Avg: £4,240 GBP|+1.6%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7£1,146 GBP
Retailer 8£1,699 GBP
Retailer 4£1,915 GBP
Retailer 2£1,976 GBP
Retailer 9£2,914 GBP
Retailer 5£3,759 GBP
Retailer 10£4,273 GBP
Retailer 3£5,989 GBP
Retailer 11£6,717 GBP
Retailer 6£8,068 GBP
Novita Diamonds£8,341 GBP

31 data points across 11 retailers

10 retailers£1,146 GBP to £8,068 GBP

A
Cheapest Retailer
-
£1,146 GBP
$1,535 USD
A
Retailer 2
-
£1,699 GBP
$2,277 USD
View
A
Retailer 3
-
£1,915 GBP
€2,444 EUR
View
A
Retailer 4
-
£1,976 GBP
$2,648 USD
View
Retailer 5
-
£2,914 GBP
A$6,006 AUD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
£3,759 GBP
View
Retailer 7
-
£4,273 GBP
$5,725 USD
View
Price last confirmed 10 days ago
B
Retailer 8
-
£6,717 GBP
$9,000 USD
View
B
Retailer 9
-
£8,068 GBP
$10,810 USD
View
Most Expensive
Novita Diamonds
cert_795633135 · Oct 8
£8,341 GBP
A$17,193 AUD
View
Price last confirmed 22 days ago
9 more retailers have this diamond
Prices start from £1,146 GBPSave up to £6,922 GBP

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
£1,146 GBP