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Cushion|Lab Grown|IGI

3.07ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG820601496

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG820601496

Diamond specifications and retailer prices

From £1,641 GBP
$2,199 USD
As of October 29, 2026
Save £8,449 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £10,090 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG820601496 or 820601496. Listed at 15 retailers as of October 29, 2026, with prices from £1,641 to £10,090, a £8,449 spread on the same certified stone. Do Amore Diamonds lists it at £10,090. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG820601496
Dimensions8.63 × 8.59 × 5.55 mm
L/W Ratio1.00
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
8.63 mm8.59 mm3.07 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG820601496
Side View
Table 61.0%Crown 35.3°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 64.6%

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 29
Current: £10,090 GBP|Low: £1,641 GBP|High: £15,442 GBP|Avg: £5,439 GBP|-34.7%
Do Amore 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
October 31, 2026
Retailer 4£1,641 GBP
Retailer 13£1,746 GBP
Retailer 3£1,834 GBP
Retailer 2£2,584 GBP
Retailer 5£2,663 GBP
Retailer 12£2,694 GBP
Retailer 15£3,560 GBP
Retailer 11£4,194 GBP
Retailer 9£4,360 GBP
Retailer 7£4,463 GBP
Retailer 14£4,583 GBP
Retailer 10£5,121 GBP
Retailer 6£6,433 GBP
Retailer 16£6,563 GBP
Do Amore Diamonds£10,090 GBP
Retailer 8£11,531 GBP

42 data points across 16 retailers

15 retailers£1,641 GBP to £10,090 GBP

A
Cheapest Retailer
-
£1,641 GBP
$2,199 USD
Final sale: no returns
A
Retailer 2
-
£1,746 GBP
$2,340 USD
View
A
Retailer 3
-
£1,834 GBP
$2,457 USD
View
A
Retailer 4
-
£2,584 GBP
View
A
Retailer 5
-
£2,663 GBP
$3,568 USD
View
A
Retailer 6
-
£2,694 GBP
$3,609 USD
View
A
Retailer 7
-
£3,560 GBP
View
Retailer 8
-
£4,194 GBP
$5,620 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£4,360 GBP
ZAR 94,371 ZAR
View
B+
Retailer 10
-
£4,583 GBP
$6,141 USD
View
B+
Retailer 11
-
£5,121 GBP
View
B+
Retailer 12
-
£6,433 GBP
SGD 11,648 SGD
View
B
Retailer 13
-
£6,563 GBP
$8,794 USD
View
B
Retailer 14
-
£9,710 GBP
$13,010 USD
View
Most Expensive
B
Do Amore Diamonds
27-A7EE75299 · Oct 30
£10,090 GBP
$13,520 USD
View
14 more retailers have this diamond
Prices start from £1,641 GBPSave up to £8,449 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
£1,641 GBP