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Cushion|Lab Grown|IGI

4.07ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG709530612

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG709530612

Diamond specifications and retailer prices

From £613 GBP
$822 USD
As of October 30, 2026
Save £3,453 GBP (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,067 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 4.07ct lab-grown cushion diamond

This 4.07ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG709530612 or 709530612. Listed at 11 retailers as of October 30, 2026, with prices from £613 to £4,067, a £3,453 spread on the same certified stone. Frank Darling lists it at £4,067. 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

4.07
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709530612
Dimensions10.90 × 8.27 × 5.61 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm8.27 mm4.07 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709530612
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 36°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
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: £4,067 GBP|Low: £613 GBP|High: £4,754 GBP|Avg: £2,125 GBP
Frank Darling
Retailer 2
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October 31, 2026
Retailer 16£613 GBP
Retailer 12£751 GBP
Retailer 2£769 GBP
Retailer 9£939 GBP
Retailer 14£1,002 GBP
Retailer 11£1,141 GBP
Retailer 10£1,244 GBP
Retailer 6£1,258 GBP
Retailer 3£1,901 GBP
Retailer 13£2,032 GBP
Retailer 17£2,077 GBP
Retailer 15£2,509 GBP
Retailer 8£3,269 GBP
Retailer 7£3,294 GBP
Retailer 4£3,896 GBP
Frank Darling£4,067 GBP
Retailer 5£4,754 GBP

2 data points across 17 retailers

11 retailers£613 GBP to £4,067 GBP

A
Cheapest Retailer
-
£613 GBP
$822 USD
Final sale: no returns
A
Retailer 2
-
£751 GBP
$1,006 USD
View
A
Retailer 3
-
£769 GBP
$1,030 USD
View
A
Retailer 4
-
£1,002 GBP
$1,342 USD
View
A
Retailer 5
-
£1,141 GBP
$1,529 USD
View
A
Retailer 6
-
£1,244 GBP
$1,667 USD
View
B+
Retailer 7
-
£2,032 GBP
$2,722 USD
View
B+
Retailer 8
-
£2,077 GBP
View
B
Retailer 9
-
£2,499 GBP
$3,349 USD
View
B
Retailer 10
-
£2,509 GBP
$3,361 USD
View
Most Expensive
B
Frank Darling
E32911AR · Oct 30
£4,067 GBP
$5,449 USD
View
10 more retailers have this diamond
Prices start from £613 GBPSave up to £3,453 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
4.07ct Cushion
£613 GBP