Cushion|Lab Grown|IGI

4.01ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG813646893

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813646893

Diamond specifications and retailer prices

From £509 GBP
As of October 30, 2026
Save £2,718 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,228 GBP at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813646893 or 813646893. Listed at 11 retailers as of October 29, 2026, with prices from £509 to £3,228, a £2,718 spread on the same certified stone. Frank Darling lists it at £3,228. 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

4.01
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813646893
Dimensions7.92 × 11.07 × 5.17 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.92 mm11.07 mm4.01 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813646893
Side View
Table 61.0%Crown 35°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 65.3%

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: £3,228 GBP|Low: £509 GBP|High: £5,336 GBP|Avg: £1,861 GBP|-5.4%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 6£509 GBP
Retailer 12£605 GBP
Retailer 9£716 GBP
Retailer 10£847 GBP
Retailer 5£919 GBP
Retailer 13£930 GBP
Retailer 2£1,328 GBP
Retailer 11£2,019 GBP
Retailer 8£2,071 GBP
Retailer 3£2,183 GBP
Retailer 7£2,410 GBP
Frank Darling£3,228 GBP
Retailer 4£5,336 GBP

29 data points across 13 retailers

11 retailers£509 GBP to £3,228 GBP

A
Cheapest Retailer
-
£509 GBP
A
Retailer 2
-
£605 GBP
$810 USD
View
A
Retailer 3
-
£716 GBP
HK$7,500 HKD
View
B+
Retailer 4
-
£847 GBP
$1,135 USD
View
A
Retailer 5
-
£930 GBP
$1,246 USD
View
A
Retailer 6
-
£1,328 GBP
$1,780 USD
View
Retailer 7
-
£2,019 GBP
$2,705 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
£2,071 GBP
SGD 3,749 SGD
View
Retailer 9
-
£2,183 GBP
A$4,499 AUD
View
Price last confirmed 22 days ago
B+
Retailer 10
-
£2,410 GBP
View
Most Expensive
B
Frank Darling
154406-BBNG · Oct 29
£3,228 GBP
$4,325 USD
View
10 more retailers have this diamond
Prices start from £509 GBPSave up to £2,718 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
4.01ct Cushion
£509 GBP