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Cushion|Lab Grown|IGI

3.30ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG742534901

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG742534901

Diamond specifications and retailer prices

From £6,120 GBP
$8,200 USD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: £8,373 GBP at Novita Diamonds · As of July 4, 2026
View at Novita Diamonds

About this 3.3ct lab-grown cushion diamond

This 3.3ct 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 LG742534901 or 742534901. Listed at 3 retailers as of October 29, 2026. 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

3.30
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742534901
Dimensions10.26 × 7.74 × 5.47 mm
L/W Ratio1.33
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
10.26 mm7.74 mm3.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742534901
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 70.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £2,047 GBP|Low: £990 GBP|High: £6,142 GBP|Avg: £2,973 GBP|-1.4%
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
September 19, 2026
Retailer 4£1,558 GBP
Retailer 9£1,564 GBP
Retailer 12£1,685 GBP
Retailer 7£2,044 GBP
Retailer 1£2,047 GBP
Retailer 8£2,240 GBP
Retailer 6£2,365 GBP
Retailer 10£2,631 GBP
Retailer 5£2,646 GBP
Retailer 13£2,980 GBP
Retailer 2£3,296 GBP
Retailer 3£4,326 GBP
Retailer 15£4,369 GBP
Retailer 14£5,046 GBP
Retailer 11£6,120 GBP

4 data points across 15 retailers

3 retailers

Retailer 1
-
£4,326 GBP
$5,797 USD
Price last confirmed 51 days ago
B
Retailer 2
-
£6,120 GBP
$8,200 USD
View
Most Expensive
Novita Diamonds
cert_742534901 · Jul 4
£8,373 GBP
A$17,259 AUD
View
Price last confirmed 118 days ago
2 more retailers have this diamond
Prices start from £6,120 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.

B
3.30ct Cushion
£6,120 GBP