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Cushion|Lab Grown|IGI

3.01ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG737578582

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG737578582

Diamond specifications and retailer prices

From £1,234 GBP
$1,653 USD
As of October 30, 2026
Save £5,379 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,631 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.01ct lab-grown cushion diamond

This 3.01ct 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 LG737578582 or 737578582. Listed at 22 retailers as of October 30, 2026, with a 436% 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

3.01
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737578582
Dimensions9.81 × 7.74 × 5.04 mm
L/W Ratio1.27
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
9.81 mm7.74 mm3.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG737578582
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: £7,631 GBP|Low: £1,234 GBP|High: £7,647 GBP|Avg: £3,415 GBP|+1.2%
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 30, 2026
Retailer 7£1,234 GBP
Retailer 3£1,340 GBP
Retailer 11£1,392 GBP
Retailer 6£1,548 GBP
Retailer 17£1,673 GBP
Retailer 15£1,736 GBP
Retailer 19£1,984 GBP
Retailer 12£2,032 GBP
Retailer 18£2,856 GBP
Retailer 20£2,969 GBP
Retailer 9£3,044 GBP
Retailer 5£3,197 GBP
Retailer 8£3,361 GBP
Retailer 13£3,443 GBP
Retailer 21£3,532 GBP
Retailer 10£4,067 GBP
Retailer 16£4,360 GBP
Retailer 4£4,480 GBP
Retailer 14£5,448 GBP
Retailer 2£6,612 GBP
Novita Diamonds£7,631 GBP

32 data points across 21 retailers

22 retailers£1,234 GBP to £6,612 GBP

A+
Cheapest Retailer
-
£1,234 GBP
$1,653 USD
Final sale: no returns
A
Retailer 2
-
£1,340 GBP
$1,796 USD
View
A
Retailer 3
-
£1,392 GBP
$1,865 USD
View
A
Retailer 4
-
£1,548 GBP
HK$16,200 HKD
View
A
Retailer 5
-
£1,673 GBP
$2,241 USD
View
A
Retailer 6
-
£1,736 GBP
View
A
Retailer 7
-
£1,984 GBP
€2,532 EUR
View
A
Retailer 8
-
£2,032 GBP
$2,722 USD
View
A
Retailer 9
-
£2,856 GBP
ZAR 61,829 ZAR
View
A
Retailer 10
-
£2,969 GBP
View
Retailer 11
-
£3,044 GBP
A$6,275 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
£3,197 GBP
$4,284 USD
View
B+
Retailer 13
-
£3,361 GBP
$4,503 USD
View
B+
Retailer 14
-
£3,443 GBP
$4,613 USD
View
B+
Retailer 15
-
£3,532 GBP
View
Retailer 16
-
£4,067 GBP
$5,450 USD
View
Price last confirmed 9 days ago
Retailer 17
-
£4,255 GBP
$5,701 USD
View
Price last confirmed 51 days ago
B+
Retailer 18
-
£4,360 GBP
$5,841 USD
View
B+
Retailer 19
-
£4,480 GBP
SGD 8,111 SGD
View
B+
Retailer 20
-
£5,448 GBP
$7,300 USD
View
B
Retailer 21
-
£6,612 GBP
$8,860 USD
View
Most Expensive
Novita Diamonds
cert_737578582 · Oct 8
£7,631 GBP
A$15,730 AUD
View
Price last confirmed 21 days ago
21 more retailers have this diamond
Prices start from £1,234 GBPSave up to £5,379 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+
3.01ct Cushion
£1,234 GBP