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Cushion|Lab Grown|IGI

3.07ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG754563488

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754563488

Diamond specifications and retailer prices

From £1,258 GBP
$1,686 USD
As of October 30, 2026
Save £5,481 GBP (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £7,780 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3.07ct lab-grown cushion diamond

This 3.07ct 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 LG754563488 or 754563488. 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

3.07
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563488
Dimensions7.91 × 7.91 × 5.29 mm
L/W Ratio1.00
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
7.91 mm7.91 mm3.07 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563488
Side View
Table 57.0%Crown 34.4°Girdle: MED-THKPavilion 36.9°Culet: NoneDepth 66.9%

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 30
Current: £7,780 GBP|Low: £1,258 GBP|High: £7,875 GBP|Avg: £3,467 GBP|-0.2%
Novita Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 12
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Retailer 19
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Retailer 22
October 30, 2026
Retailer 2£1,258 GBP
Retailer 11£1,321 GBP
Retailer 5£1,364 GBP
Retailer 17£1,497 GBP
Retailer 7£1,576 GBP
Retailer 20£1,736 GBP
Retailer 18£1,770 GBP
Retailer 22£2,023 GBP
Retailer 14£2,071 GBP
Retailer 21£2,912 GBP
Retailer 3£3,026 GBP
Retailer 10£3,104 GBP
Retailer 6£3,260 GBP
Retailer 9£3,428 GBP
Retailer 16£3,502 GBP
Retailer 4£3,601 GBP
Retailer 12£4,150 GBP
Retailer 19£4,444 GBP
Retailer 15£5,471 GBP
Retailer 8£6,468 GBP
Retailer 13£6,739 GBP
Novita Diamonds£7,780 GBP

28 data points across 22 retailers

22 retailers£1,258 GBP to £6,739 GBP

A
Cheapest Retailer
-
£1,258 GBP
$1,686 USD
Final sale: no returns
A
Retailer 2
-
£1,321 GBP
$1,770 USD
View
A
Retailer 3
-
£1,364 GBP
$1,827 USD
View
A
Retailer 4
-
£1,497 GBP
View
A
Retailer 5
-
£1,576 GBP
HK$16,500 HKD
View
A
Retailer 6
-
£1,736 GBP
$2,326 USD
View
A
Retailer 7
-
£1,770 GBP
View
A
Retailer 8
-
£2,023 GBP
€2,582 EUR
View
A
Retailer 9
-
£2,071 GBP
$2,775 USD
View
A
Retailer 10
-
£2,912 GBP
ZAR 63,038 ZAR
View
A
Retailer 11
-
£3,026 GBP
View
Retailer 12
-
£3,104 GBP
A$6,398 AUD
View
Price last confirmed 8 days ago
A
Retailer 13
-
£3,260 GBP
$4,368 USD
View
B+
Retailer 14
-
£3,428 GBP
$4,593 USD
View
B+
Retailer 15
-
£3,502 GBP
$4,692 USD
View
B+
Retailer 16
-
£3,601 GBP
View
Retailer 17
-
£4,150 GBP
$5,560 USD
View
Price last confirmed 11 days ago
B+
Retailer 18
-
£4,444 GBP
$5,954 USD
View
B
Retailer 19
-
£5,471 GBP
$7,330 USD
View
B
Retailer 20
-
£6,468 GBP
$8,667 USD
View
B
Retailer 21
-
£6,739 GBP
$9,030 USD
View
Most Expensive
Novita Diamonds
cert_754563488 · Oct 8
£7,780 GBP
A$16,038 AUD
View
Price last confirmed 21 days ago
21 more retailers have this diamond
Prices start from £1,258 GBPSave up to £5,481 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
3.07ct Cushion
£1,258 GBP